Author | Region | study year | Sample size | Prevalence (%) | Factors listed | NOSS score |
---|---|---|---|---|---|---|
Mamo et al. [20] | Oromo | 2015 | 384 | 9.4 | PROM, prolonged labor, chorioamnionitis and vertical skin incision | 7 |
Gelaw et al. [19] | AA | 2017 | 474 | 8.4 | PROM, anemia, chorioamnionitis and vertical skin incision | 7 |
Aklilu et al. [15] | SNNPR | 2017 | 325 | 12.9 | Anemia | 6 |
Amenu et al. [16] | Oromo | 2009 | 770 | 11.4 | 9 | |
Wedajo et al. [23] | SNNPR | 2012 | 592 | 11 | 8 | |
Azeze et al. [14] | Amhara | 2018 | 383 | 7.8 | Vertical skin incision | 7 |
Gelaw et al. [18] | SNNPR | 2016 | 384 | 6.8 | Prolonged labor, anemia, and vertical skin incision | 8 |
Mulu et al. [22] | Amhara | 2011 | 131 | 13.7 | 6 | |
Gedefaw et al. [17] | Amhara | 2018 | 447 | 9.4 | PROM, prolonged labor, chorioamnionitis and vertical skin incision | 7 |
Rose et al. [21] | Amhara | 2016 | 247 | 8.6 | PROM | 6 |
Wondemagegn et al. [24] | Tigray | 2016 | 206 | 11.7 | PROM, prolonged labor, chorioamnionitis and anemia | 6 |