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Table 2 Maternal obstetrics and fetal condition among mothers who gave birth in public hospitals of central zone, Tigray, Ethiopia, 2018

From: Risk factors of preterm birth among mothers who gave birth in public hospitals of central zone, Tigray, Ethiopia: unmatched case–control study 2017/2018

Variable Category Cases Control Total
ANC follow Yes 84 (95.5%) 173 (98.3%) 257 (93.5%)
No 4 (4.5%) 3 (1.7%) 7 (2.7%)
How many ANC follow < 4 51 (60.7%) 74 (42%) 127 (48.1%)
≥ 4 33 (39.3%) 102 (58%) 137 (51.9%)
Birth interval No previous birth 42 (47.7%) 77 (43.8%) 119 (45.1%)
12–24 months 3 (3.4%) 5 (2.8%) 8 (3%)
24–36 months 15 (17.1%) 33 (18.8%) 48 (18.2%)
≥ 36 months 28 (31.8%) 61 (34.6%) 89 (33.7%)
Parity Prim gravida 41 (46.6%) 76 (43.2%) 117 (44.3%)
Multigravida 47 (53.4%) 100 (56.8%) 147 (55.7%)
Immediate last mode of delivery Spontaneous normal 40 (85.1%) 81 (81%) 121 (83.4%)
Indicated 7 (14.9%) 19 (19%) 24 (16.6%)
Immediate previous pregnancy outcome Preterm 7 (14.9%) 12 (12%) 17 (11.7%)
Still birth 9 (19.1%) 10 (10%) 19 (13.1%)
Normal birth 31 (66%) 78 (78%) 109 (75.2%)
Maternal RH factor Positive 79 (89.8%) 152 (86.4%) 231 (87.5%)
Negative 9 (10.2%) 24 (13.6%) 33 (12.5%)
Current mode of delivery Spontaneous normal 64 (72.7%) 139 (79%) 203 (76.9%)
Iatrogenic delivery 24 (27.4%) 37 (21%) 61 (23.1)
Current pregnancy has complication Yes 50 (56.8%) 50 (28.4%) 100 (37.9%)
No 38 (43.2%) 126 (71.6%) 164 (62.1%)
Type of current pregnancy complication (multiple options were possible) Hypertension 30 (60%) 18 (36%) 48 (48%)
Multiple pregnancy 22 (44%) 17 (34%) 39 (39%)
Poly/oligo hydramnios 5 (10%) 9 (18%) 14 (14%)
PROM 16 (32%) 15 (30%) 31 (31%)
Meconium stained 6 (12%) 8 (16%) 14 (14%)
Maternal fever 6 (12%) 10 (20%) 16 (16%)
Cephalo-pelvic disproportion 1 (2%) 8 (16%) 9 (9%)
Placental previa 1 (2%) 13 (26%) 14 (14%)
Maternal emotional stress Yes 3 (3.4%) 9 (5.1%) 12 (4.5%)
No 85 (96.6%) 167 (94.9%) 252 (95.5%)
Maternal social support Lack of social support 35 (39.8%) 59 (33.5%) 94 (35.6%)
Have social support 53 (60.2%) 117 (66.5%) 170 (64.4%)
Maternal medical problem Yes 13 (14.8%) 19 (10.8%) 32 (12.1%)
No 75 (85.2%) 157 (89.2%) 232 (87.9%)
Type of medical problem (multiple options were possible) Anemia 11 (84.6%) 11 (57.9%) 22 (68.8%)
Malaria 5 (38.5%) 10 (52.6%) 15 (46.9%)
UTI 10 (76.9%) 13 (68.4%) 23 (71.9%)
Maternal height ≤ 150 7 (8%) 31 (17.6%) 38 (14.4%)
> 150 81 (92%) 145 (82.4%) 226 (85.6%)
Maternal MUAC < 19 20 (22.7%) 48 (27.3%) 68 (25.8%)
≥ 19 68 (77.2%) 128 (72.7%) 196 (74.2%)
Sex infant Male 53 (60.2%) 100 (56.8%) 153 (58%)
Female 35 (39.8%) 76 (43.2%) 111 (42%)
Birth weight of infant < 2500 g 88 (100%) 13 (7.4%) 101 (38.3%)
≥ 2500 g   163 (92.6%) 163 (61.7%)
Fetal distress Yes 30 (34%) 17 (9.7%) 47 (17.8%)
No 58 (66%) 159 (90.3%) 217 (82.2%)
Fetal presentation Vertex 72 (81.8%) 151 (85.8%) 223 (84.5%)
Non vertex 16 (18.2%) 25 (14.2%) 41 (15.5%)
Congenital/birth defect Yes 15 (17%) 9 (5.1%) 24 (9.1%)
No 73 (83%) 167 (94.9%) 240 (90.9%)