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. Author manuscript; available in PMC: 2014 Apr 2.
Published in final edited form as: Int J Gynaecol Obstet. 2009 Feb 7;105(2):112–117. doi: 10.1016/j.ijgo.2008.12.012

Table 3.

Characteristics by mother, perinatal care, neonates, and associated perinatal mortality

Categories Total deliveries (%total) Total perinatal deaths (perinatal mortality rate) Odds ratio (95% CI) GEE model
Odds ratio (95% CI)
Maternal characteristics
Maternal age, y 8230
 <25 4043 (49.1) 265 (65.5) 1.0
 25–35 a 3002 (36.5) 182 (60.6) 0.92 (0.70–1.22)
 >35 1185 (14.4) 79 (66.7) 1.02 (0.70–1.48)
Educational status 8230
 No formal education 5,263 (63.9) 375 (71.3) 1.43 (1.08–1.89) 1.32 (1.01–1.73)
 Any formal education a 2,967 (36.1) 151 (50.9) 1.0 1.0
Presence of partner 8230
 Single 90 ( 1.1) 16 (177.8) 3.23 (1.48–7.08) 3.35 (1.67–6.72)
 Married/cohabiting 8140 (98.9) 510 (62.7) 1.0 1.0
Parity 8230
 0 1842 (22.4) 142 (77.1) 1.32 (0.97–1.79)
 1–3 a 4020 (48.8) 240 (59.7) 1.0
 >3 2368 (28.8) 144 (60.8) 1.02 (0.75–1.38)
Number of children 8230
 0 2352 (28.6) 201 (85.5) 1.55 (1.18–2.05) NS
 1–3 a 4321 (52.5) 245 (56.7) 1.0
 >3 1557 (18.9) 80 (51.4) 0.90 (0.62–1.31)
Prenatal care 8230
 No prenatal care 388 (4.7) 57 (146.9) 2.71 (1.77–4.13) 1.89 (1.40–2.56)
 One visit or more a 7842 (95.3) 469 (59.8) 1.0 1.0
Birth attendant 8230
 Physician a 6 (0.1) 2 (33.3) 1.0
 Nurse/midwife 1781 (21.6) 150 (84.2) 0.18 (0.02–2.11)
 TBA/family/unattended 6443 (78.3) 374 (58.0) 0.12 (0.01–1.40)
Delivery location 8230
 Home/other 6105 (74.2) 347 (56.8) 0.66 (0.50–0.86) NS
 Clinic/hospital a 2125 (25.8) 179 (84.2) 1.0
Infant characteristics
Sex 8213
 Male 4260 (51.9) 307 (72.1) 1.33 (1.03–1.72) 1.69 (1.21–2.37)
 Female a 3953 (48.1) 218 (55.1) 1.0 1.0
Gestational age, wk 8213
 <37 weeks 302 (3.7) 223 (738.4) 71.12 (47.57–106.33) 19.55 (10.27–37.23)
 >37 weeks a 7911 (96.3) 302 (38.2) 1.0 1.0
Birth weight, g 8192
 500–1499 124 (1.5) 110 (887.1) 229.57 (101.47–519.36) 20.29 (9.20–44.75)
 1500–2499 846 (10.3) 161 (190.3) 6.87 (5.05–9.33) 2.85 (1.85–4.41)
 ≥2500 7222 (88.2) 239 (33.1) 1.0 1.0
Multiple births 8230
 Yes 293 (3.6) 52 (177.5) 3.40 (2.17–5.32) NS
 No 7937 (96.4) 474 (59.7) 1.0

Abbreviations: NS, not significant; GEE, generalized estimation model.