Background
Methods and materials
Reporting
Inclusion and exclusion criteria
Searching strategy and information sources
Study selection
Quality assessment
Data extraction
Outcome measurement
Statistical analysis
Result
Characteristics of included studies
First Author/Year | Study region | Study design | Sample size | Prevalence (%) | Quality status |
---|---|---|---|---|---|
Zenebe et al./2014 [38] | Amhara | Cross-sectional | 540 | 22.5 | Low risk |
Gebremariam A/2005 [47] | Oromia | Cross-sectional | 1441 | 10.2 | Low risk |
Abdo RA et al./2016 [67] | SNNPR | Cross-sectional | 327 | 9.8 | Low risk |
Adane AA et al./2014 [39] | Amhara | Cross-sectional | 481 | 11.2 | Low risk |
Assefa N et al./2012 [48] | Oromia | Cohort | 956 | 28.3 | Low risk |
Nekatibeb G 2007 [49] | Oromia | Cross-sectional | 1832 | 8.6 | Low risk |
Kebede B et al./2013 [89] | Amhara | Retrospective cohort | 416 | 21.4 | Low risk |
Eshete A et al./2013 [41] | Amhara | Cross-sectional | 266 | 12.8 | Low risk |
Gebremedhin S et al./2012 [68] | SNNPR | Prospective cohort | 575 | 16.5 | Low risk |
Mulatu H /2015 [63] | Addis Ababa | Cross-sectional | 457 | 8.8 | Low risk |
Teshome D et al. /2006 [42] | Amhara | Cross-sectional | 810 | 15.4 | Low risk |
Asefa M /2004 [50] | Oromia | Prospective Cohort | 7586 | 10.0 | Low risk |
Mekbib TA/1995 [64] | Addis Ababa | Cross-sectional | 7170 | 28.0 | Low risk |
Edris M /1996 [43] | Amhara | Cross-sectional | 393 | 17.8 | Low risk |
Mengesha GH et al./2017 [57] | Tigray | Cross-sectional | 1152 | 10.5 | Low risk |
Gebremedhin M et al./2015 [58] | Tigray | Cross-sectional | 308 | 14.6 | Low risk |
Teklehaimanot N et al./2014 [59] | Tigray | Cross-sectional | 520 | 8.1 | Low risk |
Sheferaw T/1990 [51] | Oromia | Cross-sectional | 1707 | 12.3 | Low risk |
Gebregzabiherher Y et al./2017 [60] | Tigray | Cross-sectional | 424 | 10.0 | Low risk |
Zeleke BM et al./2012 [44] | Amhara | Cross-sectional | 305 | 17.1 | Low risk |
Gessessew A/2007 [61] | Tigray | Cross-sectional | 7249 | 11.2 | Low risk |
Zerfu TA et al./2016 [52] | Oromia | Prospective cohort | 374 | 9.1 | Low risk |
Tema T/2006 [53] | Oromia | Cross-sectional | 645 | 22.5 | Low risk |
Korsak VS/1989 [30] | Addis Ababa | Cross-sectional | 1106 | 55.9 | Low risk |
Wado YD et al./2014 [54] | Oromia | Prospective cohort | 537 | 17.9 | Low risk |
Mekonen HK et al./2015 [62] | Tigray | Prospective cohort | 1516 | 54.0 | Low risk |
Feleke Y/1999 [65] | Addis Ababa | Cross-sectional | 4206 | 9.1 | Low risk |
Tilahun T et al./2015 [55] | Oromia | Prospective cohort | 576 | 34.2 | Low risk |
Enquoselassie F /2000 [66] | Addis Ababa | Cross-sectional | 9950 | 8.4 | Low risk |
Madebo T/1994 [29] | SNNPR | Cross-sectional | 1260 | 8.0 | Low risk |
Demelash H et al. /2015 [56] | Oromia | Case-control | 387 | __ | Low risk |
Yesuf A et al./2016 [46] | Amhara | Case-control | 453 | __ | Low risk |
Desalegn L/2015 [45] | Amhara | Case-control | 441 | __ | Low risk |
Quality of studies
Meta-analysis
Publication bias
Prevalence of low birth weight
Subgroup analysis
Variables | Characterstics | Pooled prevalence (95%CI) | I2 (P-value) |
---|---|---|---|
By region | Addis Ababa | 22% (11.31–32.63) | 99.8% (< 0.001) |
Tigray | 18.1% (6.6–29.6) | 99.5% (< 0.001) | |
Oromia | 16.8% (12.9–20.7) | 97.8% (< 0.001) | |
Amhara | 16.0% (13.5–18.5) | 73.4% (0.001) | |
SNNPR | 1.3% (6.2–16.4) | 91.8% (< 0.001) | |
By study design | Cross-sectional | 14.9%(11.6–18.1) | 99.0% (< 0.001) |
Cohort | 23.9 (12.3–35.5) | 99.5%(< 0.001) | |
By year of publication | 1989–2000 | 21.8% (11.2–32.4) | 99.7% (< 0.001) |
2000–2010 | 11.7% (10.0–13.4) | 95.1% (< 0.001) | |
2010–2017 | 17.7% (11.5–23.9) | 98.7%(< 0.001) |