Table 1 Characteristics of included studies
Study | Country | Sample size of patientsa | Sample size of pregnanciesa | Definition of AKI | Mean Scrb (umol/L) | Follow-up (y) | Mean Maternal Age (y) | Primiparous (%) | No.of ESRD (%) | No.of Maternal Mortality Events (%) | No.of Fetal Mortality Events (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
Bentata 2012 [8] | Morocco | 137 (46/91) | 137 (46/91) | RIFLE | 176/70c | 3 | 31.2 | 69 (50) | 2 (1.5) | 17 (12.4) | 48 (35.0) |
Bouaziz 2013 [16] | Tunisia | 550 (313/237) | 550 (313/237) | Scr > 0.8 mg/dL | 150/53 | 17 | 33.8 | 264 (48) | 2 (0.4) | 33 (6.0) | |
Liu 2015 [20] | China | 38 (22/16) | 41 (24/17) | 1.AKIN; 2. Scr > 0.8 mg/dL | 165/72c | 9 | 34.3 | 23 (61) | 1 (2.6) | 0 (0) | 8 (19.5) |
Zhu 2011 [19] | China | 494 (40/454) | 533 (40/493) | AKIN | 216/68 | 1 | 33.9 | 222 (45) | 80 (15.0) | ||
Mei 2012 [24] | China | 600 (90/510) | 606 (90/516) | AKIN | 4 | 33.4 | 440 (73) | 1 (0.2) | 51 (8.4) | ||
Zeng 2011 [22] | China | 174 (54/120) | 174 (54/120) | AKIN | 3 | 34 | 125 (72) | 1 (0.6) | 28 (16.1) | ||
Chen 2011 [23] | China | 3553 (85/3468) | 3555 (85/3470) | Scr > 0.8 mg/dL | 5 | 38.1 | 164 (4.6) | ||||
Jonard 2014 [18] | France | 182 (68/114) | 193 (74/119) | Scr > 1.0 mg/dL | 5 | 36 c | 3 (1.6) | ||||
Zhang 2011 [25] | China | 130 (50/80) | 130 (50/80) | AKIN | 1 | 38.2 | 19 (14.6) | ||||
Mjahed 2004 [21] | Morocco | 178 (46/132) | 178 (46/132) | Scr > 1.5 mg/dL | 343/<140 | 7 | 35.1 | 112 (63) | 1 (0.6) | 27 (15.2) | |
Gul 2004 [17] | Turkey | 132 (20/112) | 135 (23/112) | Scr > 1.2 mg/dL and/or oliguria <400 mL/24 h | 274/70 | 1 | 32.6 | 0 (0) | 20 (14.8) | ||