Background
Methods
Study cohort
Baseline examination
Surgery and adjuvant treatment
Follow-up examinations and questionnaire
Statistical methods
Results
Clinical characteristics
Patient satisfaction
Very satisfied n (%) | Satisfied n (%) | Not entirely satisfied n (%) | Dissatisfied n (%) | Missing n (%) | |
---|---|---|---|---|---|
Aesthetic outcome | 123 (41.4) | 126 (42.4) | 28 (9.4) | 5 (1.7) | 15 (5) |
Symmetry | 74 (24.9) | 128 (43.1) | 47 (15.8) | 14 (4.7) | 34 (11.4) |
Skin sensitivity | 82 (27.6) | 117 (39.4) | 65 (21.9) | 8 (2.7) | 25 (8.4) |
Shape of op. breast | 98 (33.0) | 139 (46.8) | 30 (10.1) | 4 (1.3) | 26 (8.8) |
Size of op. breast | 94 (31.6) | 142 (47.8) | 36 (12.1) | 2 (0.7) | 23 (7.7) |
Appearance of scar | 122 (41.1) | 118 (40.0) | 27 (9.0) | 6 (2.0) | 24 (8.1) |
Aesthetic outcome
Factor | Satisfied | Not satisfied | OR (95% CI) | OR (95% CI)a
| OR (95% CI)b
|
---|---|---|---|---|---|
n (%) |
n (%) | ||||
Age (years) | |||||
<50 | 42 (16.9) | 4 (12.1) | 1 | 1 | 1 |
≥50–<65 | 101 (40.6) | 18 (54.5) | 1.87 (0.60–5.86) | 1.84 (0.58–5.78) | 2.02 (0.61–6.71) |
≥65 | 106 (42.6) | 11 (33.3) | 1.09 (0.33–3.61) | 0.99 (0.30–3.32) | 0.96 (0.27–3.38) |
BMI (kg/m2) | |||||
<25 | 111 (44.5) | 12 (36.4) | 1 | 1 | 1 |
≥25–<30 | 83 (33.5) | 13 (39.4) | 1.45 (0.63–3.34) | 1.58 (0.68–3.69) | 1.57 (0.63–3.91) |
≥30 | 54 (21.8) | 8 (24.2) | 1.37 (0.53–3.55) | 1.49 (0.57–3.92) | 1.68 (0.59–4.78) |
Missing | 1 | ||||
Breast volume (ml)c
| |||||
<500 | 107 (43.7) | 14 (42.4) | 1 | 1 | |
≥500 | 138 (56.3) | 19 (57.6) | 1.05 (0.51–2.20) | 1.02 (0.43–2.39) | |
Missing | 4 | ||||
Tumour size (mm)c
| |||||
<15 | 120 (48.2) | 14 (42.4) | 1 | 1 | |
≥15 | 129 (51.8) | 19 (57.6) | 1.26 (0.61–2.63) | 1.16 (0.55–2.45) | |
Specimen weight (g)c
| |||||
<63 | 127 (51.0) | 11 (33.3) | 1 | 1 | |
≥63 | 122 (49.0) | 22 (66.7) | 2.08 (0.97–4.48) | 2.15 (0.96–4.83) | |
EPBVEd (%) | |||||
<10 | 78 (31.8) | 7 (21.2) | 1 | 1 | 1 |
≥10–<20 | 137 (55.9) | 16 (48.5) | 1.30 (0.51–3.30) | 1.29 (0.50–3.33) | 1.14 (0.42–3.07) |
≥20 | 30 (12.2) | 10 (30.3) | 3.71 (1.30–10.65) | 3.93 (1.34–11.55) | 3.05 (0.98–9.47) |
Missing | 4 | ||||
Axillary clearance | |||||
No | 212 (85.5) | 22 (66.7) | 1 | 1 | 1 |
Yes | 36 (14.5) | 11 (33.3) | 2.94 (1.32–6.59) | 3.02 (1.32–6.90) | 2.87 (1.20–6.83) |
Missing | 1 | ||||
Re-excision | |||||
No | 234 (94.0) | 28 (84.8) | 1 | 1 | 1 |
Yes | 15 (6.0) | 5 (15.2) | 2.79 (0.94–8.25) | 3.09 (1.01–9.48) | 3.02 (0.92–9.89) |
Infection | |||||
No | 235 (94.4) | 28 (84.8) | 1 | 1 | 1 |
Yes | 14 (5.6) | 5 (15.2) | 3.00 (1.00–8.95) | 2.92 (0.94–9.04) | 2.65 (0.83–8.50) |
Radiotherapy | |||||
No | 37 (14.9) | 3 (9.1) | 1 | 1 | |
Yes | 212 (85.1) | 30 (90.9) | 1.75 (0.51–6.01) | 1.48 (0.42–5.26) | |
Chemotherapy | |||||
No | 220 (88.4) | 29 (87.9) | 1 | 1 | |
Yes | 29 (11.6) | 4 (12.1) | 1.05 (0.34–3.19) | 1.10 (0.34–3.54) | |
Hormonal therapy | |||||
No | 112 (45.0) | 13 (39.4) | 1 | 1 | |
Yes | 137 (55.0) | 20 (60.6) | 1.26 (0.60–2.64) | 1.25 (0.59–2.66) | |
Quadrant | |||||
UOQ | 127 (51.2) | 20 (60.6) | 1 | 1 | |
LOQ | 49 (19.8) | 4 (12.1) | 0.52 (0.17–1.61) | 0.51 (0.16–1.57) | |
LIQ | 20 (8.1) | 4 (12.1) | 1.30 (0.40–4.26) | 1.29 (0.39–4.24) | |
UIQ | 50 (20.2) | 5 (15.2) | 0.61 (0.22–1.73) | 0.59 (0.21–1.67) | |
Central | 2 (0.8) | 0 (0.0) | – | – | |
Missing | 1 |
Symmetry
Factor | Satisfied | Not satisfied | OR (95% CI) | OR (95% CI)a
| OR (95% CI)b
|
---|---|---|---|---|---|
n (%) |
n (%) | ||||
Age (years) | |||||
<50 | 35 (17.3) | 11 (18.0) | 1 | 1 | 1 |
≥50–<65 | 83 (41.1) | 26 (42.6) | 1.00 (0.44–2.24) | 0.97 (0.43–2.19) | 0.93 (0.40–2.17) |
≥65 | 84 (41.6) | 24 (39.3) | 0.91 (0.40–2.05) | 0.77 (0.33–1.77) | 0.70 (0.30–1.67) |
BMI (kg/m2) | |||||
<25 | 95 (47.3) | 20 (32.8) | 1 | 1 | 1 |
≥25–<30 | 66 (32.8) | 23 (37.7) | 1.66 (0.84–3.26) | 1.72 (0.87–3.42) | 1.68 (0.82–3.44) |
≥30 | 40 (19.9) | 18 (29.5) | 2.14 (1.02–4.46) | 2.26 (1.07–4.80) | 1.95 (0.85–4.48) |
Missing | 1 | ||||
Breast volume (ml)c
| |||||
<500 | 93 (46.5) | 22 (36.1) | 1 | 1 | |
≥500 | 107 (53.5) | 39 (63.9) | 1.54 (0.85–2.79) | 1.29 (0.65–2.55) | |
Missing | 2 | ||||
Tumour size (mm)c
| |||||
<15 | 97 (48.0) | 25 (41.0) | 1 | 1 | |
≥15 | 105 (52.0) | 36 (59.0) | 1.33 (0.75–2.38) | 1.29 (0.71–2.34) | |
Specimen weight (g)c
| |||||
<63 | 111 (55.0) | 21 (34.4) | 1 | 1 | 1 |
≥63 | 91 (45.0) | 40 (65.6) | 2.32 (1.28–4.22) | 2.10 (1.12–3.94) | 1.74 (0.90–3.34) |
EPBVEd (%) | |||||
<10 | 66 (33.0) | 16 (26.2) | 1 | 1 | |
≥10–<20 | 109 (54.5) | 34 (55.7) | 1.29 (0.66–2.51) | 1.45 (0.73–2.88) | |
≥20 | 25 (12.5) | 11 (18.0) | 1.82 (0.74–4.44) | 2.11 (0.84–5.29) | |
Missing | 2 | ||||
Axillary clearance | |||||
No | 169 (84.1) | 49 (80.3) | 1 | 1 | |
Yes | 32 (15.9) | 12 (19.7) | 1.29 (0.62–2.70) | 1.16 (0.55–2.48) | |
Missing | 1 | ||||
Re-excision | |||||
No | 192 (95.0) | 52 (85.2) | 1 | 1 | 1 |
Yes | 10 (5.0) | 9 (14.8) | 3.32 (1.28–8.60) | 4.08 (1.53–10.88) | 3.30 (1.19–9.14) |
Infection | |||||
No | 192 (95.0) | 53 (86.9) | 1 | 1 | 1 |
Yes | 10 (5.0) | 8 (13.1) | 2.90 (1.09–7.71) | 2.55 (0.93–6.99) | 2.51 (0.91–6.98) |
Radiotherapy | |||||
No | 28 (13.9) | 5 (8.2) | 1 | 1 | |
Yes | 174 (86.1) | 56 (91.8) | 1.80 (0.66–4.89) | 1.82 (0.65–5.10) | |
Chemotherapy | |||||
No | 178 (88.1) | 54 (88.5) | 1 | 1 | |
Yes | 24 (11.9) | 7 (11.5) | 0.96 (0.39–2.35) | 0.87 (0.34–2.23) | |
Hormonal therapy | |||||
No | 95 (47.0) | 21 (34.4) | 1 | 1 | |
Yes | 107 (53.0) | 40 (65.6) | 1.69 (0.93–3.07) | 1.69 (0.92–3.10) | |
Quadrant | |||||
UOQ | 101 (50.0) | 35 (58.3) | 1 | 1 | |
LOQ | 40 (19.8) | 10 (16.7) | 0.72 (0.33–1.59) | 0.67 (0.30–1.51) | |
LIQ | 17 (8.4) | 6 (10.0) | 1.02 (0.37–2.79) | 1.08 (0.39–3.02) | |
UIQ | 42 (20.8) | 10 (15.0) | 0.62 (0.27–1.40) | 0.60 (0.26–1.37) | |
Central | 2 (1.0) | 0 (0.0) | – | – | |
Missing | 1 |
Skin sensitivity
Factor | Satisfied | Not satisfied | OR (95% CI) | OR (95% CI)a
| OR (95% CI)b
|
---|---|---|---|---|---|
n (%) |
n (%) | ||||
Age (years) | |||||
<50 | 33 (16.6) | 13 (17.8) | 1 | 1 | 1 |
≥50–<65 | 78 (39.2) | 36 (49.3) | 1.17 (0.55–2.49) | 1.15 (0.54–2.48) | 1.15 (0.49–2.71) |
≥65 | 88 (44.2) | 24 (32.9) | 0.69 (0.32–1.52) | 0.61 (0.27–1.36) | 0.59 (0.25–1.44) |
BMI (kg/m2) | |||||
<25 | 93 (47.0) | 26 (35.6) | 1 | 1 | 1 |
≥25–<30 | 62 (31.3) | 31 (42.5) | 1.79 (0.97–3.30) | 1.99 (1.06–3.72) | 2.07 (1.04–4.12) |
≥30 | 43 (21.7) | 16 (21.9) | 1.33 (0.65–2.73) | 1.51 (0.72–3.16) | 1.78 (0.78–4.03) |
Missing | 1 | ||||
Breast volume (ml)c
| |||||
<500 | 88 (44.7) | 31 (43.1) | 1 | 1 | |
≥500 | 109 (55.3) | 41 (56.9) | 1.07 (0.62–1.84) | 1.05 (0.56–1.98) | |
Missing | 2 | 1 | |||
Tumour size (mm)c
| |||||
<15 | 106 (53.3) | 22 (30.1) | 1 | 1 | 1 |
≥15 | 93 (46.7) | 51 (69.9) | 2.64 (1.49–4.68) | 2.43 (1.36–4.34) | 1.88 (1.01–3.48) |
Specimen weight (g)c
| |||||
<63 | 106 (53.3) | 30 (41.1) | 1 | 1 | |
≥63 | 93 (46.7) | 43 (58.9) | 1.63 (0.95–2.81) | 1.65 (0.92–2.94) | |
EPBVEd (%) | |||||
<10 | 67 (34.0) | 17 (23.6) | 1 | 1 | 1 |
≥10–<20 | 107 (54.3) | 40 (55.6) | 1.47 (0.77–2.81) | 1.49 (0.77–2.90) | 1.15 (0.56–2.36) |
≥20 | 23 (11.7) | 15 (20.8) | 2.57 (1.11–5.96) | 2.80 (1.18–6.65) | 1.84 (0.73–4.63) |
Missing | 2 | 1 | |||
Axillary clearance | |||||
No | 171 (85.9) | 53 (73.6) | 1 | 1 | 1 |
Yes | 28 (14.1) | 19 (26.4) | 2.19 (1.13–4.23) | 2.07 (1.05–4.07) | 1.57 (0.75–3.28) |
Missing | 1 | ||||
Re-excision | |||||
No | 191 (96.0) | 63 (86.3) | 1 | 1 | 1 |
Yes | 8 (4.0) | 10 (13.7) | 3.80 (1.43–10.02) | 4.14 (1.53–11.20) | 3.86 (1.34–11.06) |
Infection | |||||
No | 190 (95.5) | 63 (86.3) | 1 | 1 | 1 |
Yes | 9 (4.5) | 10 (13.7) | 3.35 (1.30–8.62) | 3.58 (1.34–9.60) | 3.26 (1.18–9.03) |
Radiotherapy | |||||
No | 32 (16.1) | 5 (5.5) | 1 | 1 | 1 |
Yes | 167 (83.9) | 69 (94.5) | 3.31 (1.13–9.70) | 2.87 (0.96–8.61) | 1.73 (0.53–5.68) |
Chemotherapy | |||||
No | 180 (90.5) | 60 (82.2) | 1 | 1 | |
Yes | 19 (9.5) | 13 (17.8) | 2.05 (0.96–4.41) | 1.94 (0.86–4.36) | |
Hormonal therapy | |||||
No | 94 (47.2) | 26 (35.6) | 1 | 1 | |
Yes | 105 (52.8) | 47 (64.4) | 1.62 (0.93–2.82) | 1.56 (0.89–2.74) | |
Quadrant | |||||
UOQ | 103 (52.0) | 36 (49.3) | 1 | 1 | |
LOQ | 39 (19.7) | 14 (19.2) | 1.03 (0.50–2.11) | 1.03 (0.49–2.15) | |
LIQ | 16 (8.1) | 7 (9.6) | 1.25 (0.48–3.29) | 1.37 (0.51–3.69) | |
UIQ | 38 (19.2) | 16 (21.9) | 1.21 (0.60–2.42) | 1.13 (0.56–2.30) | |
Central | 2 (1.0) | 0 (0.0) | – | – | |
Missing | 1 |