Background
Methods
Search strategy
Assessment of study eligibility
Data extraction
Quality assessment
Statistical analysis
Results
Results of the search and study selection
Basic characteristics of included studies
Author | Year | Country | Study design | Surgery | Person | M | F | Knee | Age mean ± SD (range) | Fixation type | BMI | Time range | Follow-up (year) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Polat | 2017 | Turkey | R | C | 29 | NA | NA | 29 | 45.5 ± 5.1 | Puddu plate | NA | 1990–2010 | 13.9 ± 6.2 |
O | 88 | NA | NA | 88 | 44.6 ± 7.4 | Staples | NA | 1990–2010 | 11.7 ± 5.4 | ||||
Kim | 2016 | Korea | RCT | C | 30 | 10 | 20 | 30 | 54.1 ± 4 | Stepped plate | 25.7 ± 3.4 | 03.2013–05.2015 | 1 |
O | 30 | 9 | 21 | 30 | 54.3 ± 3.8 | TomoFix plate | 24.4 ± 3.2 | 03.2013–05.2016 | 1 | ||||
Nerhus | 2015 | Norway | RCT | C | 35 | NA | NA | 35 | 30–60 | Two staples | NA | 2007–2013 | 0.5 |
O | 35 | NA | NA | 35 | 30–60 | Puddu plate | NA | 2007–2014 | 0.5 | ||||
Duivenvoorden | 2015 | Netherlands | R | C | 354 | 203 | 151 | 354 | 49.4 ± 9 | TomoFix plate/Puddu plate | 29.5 ± 5.8 | 1993–2012 | 10.6 ± 5.1 |
O | 112 | 72 | 39 | 112 | 48.7 ±10.1 | TomoFix plate/Puddu plate | 28.5 ± 4.5 | 1993–2012 | 7.4 ± 3.2 | ||||
Portner | 2014 | Canada | R | C | 18 | 15 | 3 | 18 | 46.5 ± 5.17 (36–54) | Two staples | NA | 2006–2012 | 05 |
O | 26 | 20 | 6 | 26 | 43.9 ± 8.48 (21–59) | Plate and screws | NA | 2007–2010 | 0.5 | ||||
Hanada | 2014 | Japan | R | C | 20 | 6 | 14 | 16 | 63.2 (30–78) | NA | NA | 09.2005–01.2007 | 1 |
O | 10 | 63.2 (30–78) | NA | NA | 2007–2009 | 1 | |||||||
Egmond | 2014 | Netherlands | RCT | C | 25 | 16 | 9 | 25 | 50.3 ± 7.4 | Four-hole angle stable plate | 28.4 ± 3.0 | 2002–2013 | 7.9 |
O | 25 | 15 | 10 | 25 | 47.1 ± 8.5 | Phosphate plate | 29.7 ± 4.2 | 2002–2013 | 7.9 | ||||
Duivenvoorden-2 | 2014 | Netherlands | RCT | C | 45 | 27 | 18 | 45 | 49.5 ± 9.2 | Staples | 28.2 ± 4.9 | 01.2001–04.2004 | 6 |
O | 36 | 24 | 12 | 36 | 49.9 ± 7.9 | Puddu plates | 27.3 ± 5.4 | 01.2001–04.2005 | 6 | ||||
Deie | 2014 | Japan | R | C | 12 | 3 | 9 | 12 | 57.8 ± 6.0 | Plate fixation | 24.8 ± 3.3 | 2011–2012 | 1 |
O | 9 | 3 | 6 | 9 | 57.5 ± 6.0 | Plate fixation | 28.2 ± 4.0 | 2011–2012 | 1 | ||||
Tabrizi | 2013 | Iran | R | C | 16 | 12 | 4 | 21 | 35.1 ± 9.7 | LorT-plate | NA | NA | 0.5 |
O | 16 | 13 | 3 | 21 | 36.5 ± 8.1 | One plate | NA | NA | 0.5 | ||||
Soleimanpour | 2013 | Iran | R | C | 16 | 12 | 4 | 21 | 35.1 ± 9.7 | LorT-plate | NA | NA | 0.5 |
O | 16 | 13 | 3 | 21 | 36.5 ± 8.1 | Plate | NA | NA | 0.5 | ||||
Bae | 2013 | Korea | P | C | 74 | 4 | 70 | 78 | 58.75 ± 7.5 | Mini-plate-staple | 25 ± 2.5 | 04.2005–01.2007 | 3.4 |
O | 28 | 2 | 25 | 30 | 56.3 ± 7.5 | Puddu plate | 25.1 ± 2.7 | 04.2005–01.2007 | 3.4 | ||||
Filho | 2013 | Germany | P | C | 117 | 60 | 57 | 117 | 54.5 ± 9.7 | NA | 27.8 ± 5.1 | NA | 13.2 ± 6.2 |
O | 24 | 16 | 8 | 24 | 57.3 ± 7.0 | NA | 29.4 ± 5.2 | NA | 7.4 ± 4.7 | ||||
Amzallag | 2013 | Germany | P | C | 97 | 205 | 116 | 97 | 49.7 ± 10.30 | NA | 27 ± 4.4 | 01.2008–03.2009 | 0.5 |
O | 224 | 224 | 53.6 ± 8.6 | NA | 28 ± 5 | 01.2008–03.2009 | 0.5 | ||||||
Song | 2012 | Korea | R | C | 50 | 12 | 38 | 50 | 60.1 (46–65) | Two staples | NA | 01.1996–03.2006 | 3.6 |
O | 50 | 10 | 40 | 50 | 57.9 (49–65) | Plates | NA | 01.1996–03.2006 | 3.4 | ||||
Ducat | 2012 | France | P | C | 97 | 205 | 116 | 92 | 52 ± 9 | NA | 27.0 ± 4.4 | 01.2008–03.2009 | 0.5 |
O | 224 | 210 | 49.7 ± 10.3 | NA | 28.6 ± 5.5 | 01.2008–03.2009 | 0.5 | ||||||
Magnussen | 2011 | France | R | C | 30 | 21 | 9 | 30 | 59 (45–72) | Blade and screws | NA | 01.2006–12.2009 | 1 |
O | 32 | 22 | 10 | 32 | 54 (42–65) | TomoFix plate | NA | 01.2006–12.2009 | 1 | ||||
Hankemeier | 2010 | Germany | P | C | 26 | 42 | 19 | 26 | 53 (27–74) | Screw-plate fixation | NA | 01.2001–12.2005 | 2.2 |
O | 35 | 35 | 44 (18–68) | TomoFix plate | NA | 01.2001–12.2005 | 2.2 | ||||||
Gaasbeek | 2010 | Netherlands | RCT | C | 25 | 16 | 9 | 25 | 48.4 ± 8 | Four-hole locked plate | 28.4 ± 2.9 | 01.2003–03.2005 | 1 |
O | 25 | 14 | 11 | 25 | 49.8 ± 7.4 | Four-hole locked plate | 29.7 ± 4.2 | 01.2003–03.2005 | 1 | ||||
EI-Azab | 2010 | Germany | R | C | 50 | 6 | 538 | 50 | 45.8 ± 4 | L-plate | NA | 01.2000–12.2006 | 0.7–1.25 |
O | 50 | 50 | 44.6 ± 5 | TomoFix plate | NA | 01.2000–12.2006 | 0.7–1.25 | ||||||
Luites | 2009 | Netherlands | RCT | C | 19 | 27 | 15 | 19 | 53 (40–68) | TomoFix plate | < 30 | 12.2001–07.2004 | 2 |
O | 23 | 23 | 53 (40–68) | TomoFix plate | < 30 | 12.2001–07.2004 | 2 | ||||||
Schaefer | 2008 | Switzerland | R | C | 29 | 18 | 40 | 29 | 47 (26–65) | Plate fixation | 26.7 (19–32.9) | 1996–2002 | 2 |
O | 29 | 29 | 46 (26–64) | Puddu plate | 26.5 (18–32.8) | 1996–2002 | 2 | ||||||
Raaij | 2008 | Netherlands | P | C | 8 | NA | NA | 8 | 50 ± 8.6 | Two staples | NA | 2006 | 1 |
O | 28 | NA | NA | 28 | 50 ± 8.1 | Puddu plate | NA | 2006 | 1 | ||||
EI-Azab | 2008 | Germany | R | C | 50 | 79 | 31 | 60 | 45 ± 5.7 | L-plates | NA | 01.2000–12.2006 | 0.7 |
O | 60 | 60 | 47.2 ± 3.6 | Puddu plate | NA | 01.2000–12.2006 | 0.7 | ||||||
Brower | 2006 | Netherlands | RCT | C | 47 | 27 | 20 | 47 | 50.8 (22–64) | Two staples | 28 (19–47) | 01.2001–04.2004 | 1 |
O | 45 | 32 | 13 | 45 | 49.6 (21–67) | Puddu plate | 28.2 (21–40) | 01.2001–04.2004 | 1 | ||||
Hoell | 2005 | Germany | R | C | 51 | 32 | 19 | 51 | 52.1 ± 8.4 | Coventry staples | 29 ± 4.2 | 2001 | 0.8–3 |
O | 40 | 28 | 12 | 40 | 46.4 ± 8 | Puddu plate | 30 ± 5.2 | 2001 | 0.8–3 | ||||
Brouwer-2 | 2005 | Netherlands | RCT | C | 24 | 12 | 12 | 24 | 47.7 ± 7.4 | Two staples | NA | 01.2001–01.2003 | 1 |
O | 26 | 20 | 6 | 26 | 50.1 ± 8.2 | Puddu plate | NA | 01.2001–01.2003 | 1 | ||||
Tigani | 2001 | Italy | R | C | 44 | 22 | 22 | 47 | 59.1 ± 15 | Coventry staples | NA | NA | 3.6 |
O | 34 | 12 | 24 | 40 | 63.1 ± 7 | Plaster cast | NA | NA | 3.6 |
Risk of bias
Author | Year | Country | Study design | No. of groups | LoE | MINORS score | Follow-up (year) |
---|---|---|---|---|---|---|---|
Polat | 2017 | Turkey | Retrospective | 2 (OW/CW) | 3 | 13 | 12.4 ± 6.2 |
Duivenvoorden | 2015 | Netherlands | Retrospective | 2 (OW/CW) | 3 | 13 | 10.6 ± 5.1 |
Portner | 2014 | Canada | Retrospective | 3(OW/CW/CO) | 3 | 14 | 0.5 |
Hanada | 2014 | Japan | Retrospective | 2 (OW/CW) | 4 | 12 | 1 |
Deie | 2014 | Japan | Retrospective | 2 (OW/CW) | 3 | 15 | 1 |
Tabrizi | 2013 | Iran | Retrospective | 2 (OW/CW) | 4 | 12 | 0.5 |
Soleimanpour | 2013 | Iran | Retrospective | 2 (OW/CW) | 4 | 12 | 0.5 |
Bae | 2013 | Korea | Prospective | 2 (OW/CW) | 3 | 17 | 3.4 |
Filho | 2013 | Germany | Prospective | 2 (OW/CW) | 3 | 15 | 13.2 ± 6.2 |
Amzallag | 2013 | Germany | Prospective | 2 (OW/CW) | 3 | 17 | 0.5 |
Song | 2012 | Korea | Retrospective | 2 (OW/CW) | 3 | 18 | 3.6 |
Ducat | 2012 | France | Prospective | 2 (OW/CW) | 3 | 14 | 0.5 |
Magnussen | 2011 | France | Retrospective | 2 (OW/CW) | 3 | 16 | 1 |
Hankemeier | 2010 | Germany | Prospective | 2 (OW/CW) | 3 | 15 | 2.2 |
EI-Azab | 2010 | Germany | Retrospective | 2 (OW/CW) | 3 | 19 | 0.7–1.25 |
Schaefer | 2008 | Switzerland | Retrospective | 2 (OW/CW) | 3 | 15 | 2 |
Raaij | 2008 | Netherlands | Prospective | 2 (OW/CW) | 3 | 15 | 1 |
EI-Azab | 2008 | Germany | Retrospective | 2 (OW/CW) | 3 | 16 | 0.7 |
Hoell | 2005 | Germany | Retrospective | 2 (OW/CW) | 4 | 15 | 0.8–3 |
Tigani | 2001 | Italy | Retrospective | 2 (OW/CW) | 3 | 18 | 3.6 |
Clinical outcomes
Radiological outcomes
Categories and comparison | Studies | Mean difference | P value | Heterogeneity | ||
---|---|---|---|---|---|---|
Mean | (95% CI) | I2 (%) | p value | |||
CWHTO VS OWHTO in preoperative outcomes | ||||||
Radiological outcomes RCT | ||||||
HKA | 10, 24,26,27,30 | 0.11 | (− 0.11 to 0.33) | 0.33 | 0 | 0.792 |
MAD | 26 | 0 | (− 0.47 to 0.47) | 0.90 | NA | NA |
MMPTA | 26 | 0 | (− 0.46 to 0.46) | 0.95 | NA | NA |
PTSA (AX) | 24,26 | − 0.14 | (− 0.48 to 0.21) | 0.38 | 0 | 0.39 |
CDI | 27,30 | 0.01 | (− 0.39 to 0.37) | 0.18 | 21 | 0.43 |
ISI | 26,31 | 0.02 | (− 0.33 to 0.38) | 0.89 | 49 | 0.04 |
BPI | 31 | 0.49 | (0.05 to 1.06) | 0.03 | NA | NA |
Radiological outcomes nRCT | ||||||
HKA | 17,21,33,36,39,41 | − 0.08 | (− 0.28 to 0.12) | 0.44 | 0 | 0.85 |
MAD | 23 | 0.34 | (− 0.08 to 0.74) | 0.12 | NA | NA |
MMPTA | 23 | 0.06 | (− 0.36 to 0.48) | 0.79 | NA | NA |
PTSA (AX) | 16,21,23 | − 0.19 | (− 0.42 to 0.03) | 0.09 | 34.4 | 0.23 |
PTSA (PC) | 12,18,22,38 | − 0.16 | (− 0.35 to 0.02) | 0.08 | 39.4 | 0.18 |
CDI | 15,38,42 | − 0.01 | (− 0.21 to 0.20) | 0.95 | 94 | 0.001 |
ISI | 22,38 | − 0.20 | (− 0.53 to 0.13) | 0.23 | 0 | 0.43 |
BPI | 21,36,38 | − 0.22 | (− 0.50 to 0.06) | 0.13 | 0 | 0.37 |
AFTA | 22,33,40 | 0.04 | (− 0.66 to 0.74) | 0.09 | 76.6 | 0.014 |
Clinical outcomes RCT | ||||||
ROM | 24 | 0.08 | (− 0.42 to 0.59) | 0.75 | NA | NA |
HSS | 2,10,11 | − 0.04 | (− 0.294 to 0.22) | 0.78 | 0 | 0.92 |
KSS | 24 | 0.15 | (− 0.35 to 0.66) | 0.55 | NA | NA |
WOMAC | 27,30 | − 0.32 | (− 0.72 to 0.07) | 0.12 | 0 | 0.99 |
VAS | 10,13,24,27,30,31 | − 0.11 | (− 0.32 to 0.10) | 0.23 | 4.2 | 0.39 |
Clinical outcomes nRCT | ||||||
ROM | 21 | 0.28 | (− 0.62 to 0.03) | 0.08 | NA | NA |
HSS | 21,23 | − 0.10 | (− 0.39 to 0.19) | 0.39 | 0 | 0.49 |
KSS | 23,36 | − 0.05 | (− 0.35 to 0.26) | 0.76 | 0 | 0.47 |
Lysholm score | 13 | − 0.34 | (− 0.95 to 0.27) | 0.28 | NA | NA |
CWHTO VS OWHTO in postoperative outcomes | ||||||
Radiological outcomes RCT | ||||||
HKA | 10, 24,26,27,30 | 0.21 | (− 0.01 to 0.44) | 0.06 | 0 | 0.83 |
HKA CORRECTION | 24,26,27 | 0.16 | (− 0.13 to 0.46) | 0.28 | 0 | 0.65 |
MAD | 26 | 0.45 | (− 0.03 to 0.92) | 0.065 | NA | NA |
MMPTA | 26 | − 2.76 | (− 3.42 to − 2.10) | 0.001 | NA | NA |
PTSA (AX) | 24,26 | − 1.32 | (− 1.71 to − 0.94) | 0.001 | 0 | 0.495 |
CDI | 27,30 | 0.82 | (0.18 to 1.46) | 0.012 | 59 | 0.547 |
ISI | 26,31 | 0.46 | (0.09 to 0.82) | 0.014 | 0 | 0.55 |
BPI | 31 | 0.49 | (0.05 to 1.06) | 0.03 | NA | NA |
Radiological outcomes nRCT | ||||||
HKA | 17,21,33,36,39,41 | − 0.04 | (− 0.24 to 0.15) | 0.67 | 0 | 0.71 |
HKA CORRECTION | 17 | 0.12 | (− 0.39 to 0.63) | 0.64 | NA | NA |
MAD | 23 | 0.32 | (− 0.11 to 0.74) | 0.14 | NA | NA |
MMPTA | 23 | − 1.98 | (− 2.34 to − 1.62) | 0.001 | NA | NA |
PTSA (AX) | 16,21,23 | − 1.19 | (− 1.40 to − 0.99) | 0.001 | 83.9 | 0.001 |
PTSA (PC) | 12,18,22,38 | − 0.85 | (− 1.04 to − 0.67) | 0.001 | 92 | 0.001 |
CDI | 15,38,42 | 0.79 | (0.55 to 1.03) | 0.001 | 30 | 0.24 |
ISI | 22,38 | 0.06 | (− 0.27 to 038) | 0.74 | 0 | 0.99 |
BPI | 21,36,38 | 0.33 | (0.04 to 0.70) | 0.05 | 58.1 | 0.09 |
AFTA | 22,33,40 | 0.08 | (− 0.23 to 0.39) | 0.46 | 12.2 | 0.32 |
Clinical outcomes RCT | ||||||
VAS | 10,13,24,27,30,31 | − 0.11 | (− 0.31 to 0.10) | 0.30 | 33.8 | 0.18 |
ROM | 24 | − 0.19 | (− 0.70 to 0.32) | 0.46 | NA | NA |
HSS | 10,24,31 | 0.12 | (− 0.21 to 0.45) | 0.49 | 38.4 | 0.20 |
KSS | 24 | 0.41 | (− 0.01 to 0.93) | 0.11 | NA | NA |
WOMAC | 27,30 | − 0.42 | (− 0.12 to 0.18) | 0.09 | 13 | 0.346 |
Clinical outcomes nRCT | ||||||
Leg length change | 16,37 | − 1.33 | (− 1.68 to − 0.97) | 0.001 | 84.6 | 0.01 |
ROM | 43 | − 0.36 | (− 0.66 to 0.03) | 0.06 | NA | NA |
HSS | 21,23 | − 0.09 | (− 0.38 to 0.20) | 0.55 | 0 | 0.45 |
KSS | 23,31 | 0.09 | (− 0.22 to 0.39) | 0.58 | 0 | 0.52 |
Lysholm score | 13 | − 0.38 | (− 0.99 to 0.24) | 0.23 | NA | NA |
Categories and comparison | Studies | Mean difference | p value | Heterogeneity | ||
---|---|---|---|---|---|---|
Mean | (95% CI) | I2 (%) | p value | |||
Preoperative VS postoperative results in CWHTO | ||||||
Radiological outcomes RCT | ||||||
HKA | 10, 24,26,27,30 | − 3.17 | (− 3.74 to − 2.60) | 0.001 | 79 | 0.001 |
MAD | 26 | − 2.31 | (− 2.92 to − 1.70) | 0.001 | NA | NA |
MMPTA | 26 | − 2.90 | (− 3.58 to − 2.23) | 0.001 | NA | NA |
PTSA (AX) | 24,26 | 0.72 | (0.35 to 1.08) | 0.001 | 4.8 | 0.31 |
CDI | 27,30 | − 0.11 | (− 0.50 to 0.29) | 0.59 | 0 | 0.59 |
ISI | 26,31 | − 0.10 | (− 0.46 to 0.26) | 0.58 | 0 | 0.84 |
BPI | 31 | − 0.18 | (− 0.75 to 0.39) | 0.53 | NA | NA |
Radiological outcomes nRCT | ||||||
HKA | 17,21,33,36,39,41 | − 2.75 | (− 3.77 to − 1.73) | 0.001 | 95 | 0.001 |
MAD | 23 | − 6.20 | (− 7.46 to -4.95) | 0.001 | NA | NA |
MMPTA | 23 | − 1.54 | (− 2.13 to − 0.95) | 0.001 | NA | NA |
PTSA (AX) | 16,21,23 | 0.35 | (0.13 to 0.58) | 0.015 | 28.8 | 0.24 |
PTSA (PC) | 12,18,22,38 | 0.56 | (0.20 to 0.92) | 0.003 | 68.8 | 0.003 |
CDI | 15,38,42 | − 0.13 | (− 0.33 to 0.07) | 0.19 | 48.9 | 0.19 |
ISI | 22,38 | − 0.03 | (− 0.33 to 0.28) | 0.69 | 0 | 0.87 |
BPI | 22,36,38 | 0.06 | (− 0.22 to 0.34) | 0.69 | 74.4 | 0.05 |
AFTA | 22,33,40 | − 3.19 | (− 3.54 to − 2.69) | 0.001 | 0 | 0.73 |
Clinical outcomes RCT | ||||||
VAS | 10,13,24,27,30,31 | 1.66 | (1.05 to 2.27) | 0.001 | 84.7 | 0.001 |
ROM | 24 | − 0.11 | (− 0.61 to 0.40) | 0.68 | NA | NA |
HSS | 2,10,11 | − 1.06 | (− 1.34 to − 0.79) | 0.001 | 84 | 0.002 |
KSS | 24 | − 1.61 | (− 2.19 to − 1.02) | 0.001 | NA | NA |
WOMAC | 27,30 | 1.65 | (1.19 to 2.11) | 0.001 | 54 | 0.14 |
Clinical outcomes nRCT | ||||||
Lysholm | 13 | − 1.40 | (− 2.16 to − 0.69) | 0.001 | NA | NA |
ROM | 21 | − 0.15 | (− 0.54 to 0.24) | 0.45 | NA | NA |
HSS | 21,23 | − 0.09 | (− 0.38 to 0.20) | 0.55 | 0 | 0.45 |
KSS | 23,36 | − 1.68 | (− 2.72 to − 0.63) | 0.002 | 90.6 | 0.52 |
Preoperative VS postoperative results in OWHTO | ||||||
Radiological outcomes RCT | ||||||
HKA | 10, 24,26,27,30 | − 2.78 | (− 3.12 to − 2.45) | 0.001 | 91.4 | 0.001 |
MAD | 26 | − 1.95 | (− 2.52 to − 1.38) | 0.001 | NA | NA |
MMPTA | 26 | − 2.76 | (− 3.42 to − 2.10) | 0.001 | NA | NA |
PTSA (AX) | 24,26 | − 0.59 | (− 0.94 to − 0.23) | 0.001 | 0 | 0.68 |
CDI | 27,30 | 0.65 | (0.25 to 1.06) | 0.002 | 0 | 0.45 |
ISI | 26,31 | 0.28 | (0.08 to 0.64) | 0.04 | 0 | 0.34 |
BPI | 31 | 0.58 | (0.03 to 1.14) | 0.04 | NA | NA |
Radiological outcomes nRCT | ||||||
HKA | 17,21,33,36,39,41 | − 2.84 | (− 3.14 to − 2.55) | 0.001 | 93.3 | 0.001 |
MAD | 23 | − 7.03 | (− 7.83 to − 6.24) | 0.001 | NA | NA |
MMPTA | 23 | − 1.98 | (− 2.35 to − 1.62) | 0.001 | NA | NA |
PTSA (AX) | 16,21,23 | − 0.71 | (− 1.04 to − 0.37) | 0.001 | 69.5 | 0.02 |
PTSA (PC) | 12,18,22,38 | − 0.24 | (− 0.39 to − 0.09) | 0.002 | 42.7 | 0.17 |
CDI | 15,38,42 | 0.56 | (0.40 to 0.72) | 0.001 | 39.9 | 0.001 |
ISI | 22,38 | 0.18 | (− 0.14 to 0.50) | 0.26 | 25.8 | 0.25 |
BPI | 21,36,38 | 0.92 | (0.63 to 1.21) | 0.001 | 29.6 | 0.23 |
AFTA | 22,33,40 | − 3.04 | (− 3.41 to − 2.67) | 0.001 | 39 | 0.19 |
Clinical outcomes RCT | ||||||
VAS | 10,13,24,27,30,31 | 1.65 | (1.03 to 2.26) | 0.001 | 84.6 | 0.001 |
ROM | 24 | − 0.35 | (− 0.86 to 0.17) | 0.18 | NA | NA |
HSS | 10,24,31 | − 1.52 | (− 2.16 to − 0.88) | 0.009 | 89.6 | 0.001 |
KSS | 24 | − 2.14 | (− 2.78 to − 1.50) | 0.001 | NA | NA |
WOMAC | 27,30 | 1.22 | (0.69 to 1.55) | 0.001 | 80.5 | 0.02 |
Clinical outcomes nRCT | ||||||
Lysholm | 13 | − 1.53 | (− 2.19 to − 0.87) | 0.001 | NA | NA |
ROM | 43 | − 0.16 | (− 0.51 to 0.28) | 0.57 | NA | NA |
HSS | 21,23 | − 1.72 | (− 2.38 to − 1.06) | 0.001 | 80 | 0.001 |
KSS | 23,31 | − 1.52 | (− 2.52 to − 0.52) | 0.003 | 85.1 | 0.01 |
Categories and comparison | Studies | Mean difference | P value | Heterogeneity | ||
---|---|---|---|---|---|---|
Mean | (95% CI) | I2 (%) | p value | |||
CWHTO VS OWHTO in preoperative outcomes | ||||||
Radiological outcomes RCT | ||||||
HKA | 10,24,27,30 | 0.14 | (− 0.11 to 0.39) | 0.266 | 0 | 0.703 |
PTSA (AX) | 24 | − 0.30 | (− 0.81 to 0.21) | 0.242 | NA | NA |
ISI | 31 | 0.06 | (− 0.49 to 0.61) | 0.84 | NA | NA |
Radiological outcomes nRCT | ||||||
PTSA (PC) | 12 | − 0.18 | (− 0.54 to 0.17) | 0.314 | NA | NA |
CDI | 42 | − 0.25 | (− 0.67 to 0.17) | 0.24 | NA | NA |
CWHTO VS OWHTO in postoperative outcomes | ||||||
Radiological outcomes RCT | ||||||
HKA | 10,24, 27,30 | 0.249 | (− 0.01 to 0.503) | 0.06 | 0 | 0.769 |
HKA CORRECTION | 24, 27 | 0.15 | (− 0.21 to 0.63) | 0.40 | 0 | 0.35 |
PTSA (AX) | 24 | − 1.47 | (− 2.04 to − 0.90) | 0.001 | NA | NA |
ISI | 31 | 0.59 | (0.02 to 1.15) | 0.041 | NA | NA |
Radiological outcomes nRCT | ||||||
PTSA (PC) | 12 | − 1.72 | (− 2.139 to − 1.30) | 0.001 | NA | NA |
CDI | 42 | 1.01 | (0.55 to 1.44) | 0.001 | NA | NA |
Categories and comparison | Studies | Mean difference | P value | Heterogeneity | ||
---|---|---|---|---|---|---|
Mean | (95% CI) | I2 (%) | P value | |||
Preoperative VS postoperative results in CWHTO | ||||||
Radiological outcomes RCT | ||||||
HKA | 10,24,27,30 | − 3.24 | (− 3.64 to − 2.86) | 0.001 | 82.7 | 0.003 |
PTSA(AX) | 24 | 0.52 | (0.008 to 1.04) | 0.046 | NA | NA |
ISI | 31 | − 0.06 | (− 0.63 to 0.51) | 0.84 | NA | NA |
Radiological outcomes nRCT | ||||||
PTSA (PC) | 12 | 0.92 | (0.54 to 1.29) | 0.003 | NA | NA |
CDI | 42 | − 0.21 | (− 0.61 to 0.19) | 0.31 | NA | NA |
Preoperative VS postoperative results in OWHTO | ||||||
Radiological outcomes RCT | ||||||
HKA | 10,24,27,30 | − 3.02 | (− 3.42 to − 2.63) | 0.001 | 92.8 | 0.001 |
PTSA (AX) | 24 | − 0.67 | (− 1.18 to − 0.15) | 0.012 | NA | NA |
ISI | 31 | 0.48 | (0.06 to 0.64) | 0.06 | NA | NA |
Radiological outcomes nRCT | ||||||
PTSA (PC) | 12 | − 0.58 | (− 0.94 to − 0.21) | 0.002 | NA | NA |
CDI | 42 | 0.50 | (0.06 to 0.95) | 0.026 | NA | NA |