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Table 2 Pregnancy co-morbidities and complications related maternal, fetal and neonatal status of all births

From: High risk pregnancy associated perinatal morbidity and mortality: a second birth population-based survey in Huai’an in 2015

 

Pregnancy co-morbidities and complications

Yes

No

Total

All pregnancies

8188 (14.0)

50,374 (86.0)

58,562

Maternal age (years)*

27.2 ± 5.0

26.9 ± 4.8

26.9 ± 4.9

 < 20

275 (3.3)

1695 (3.3)

1970 (3.3)

 20–24

2181 (26.2)

14,568 (28.6)

16,749 (28.3)

 25–29

3659 (43.9)

22,613 (44.5)

26,272 (44.4)

 30–34

1391 (16.7)

7892 (15.5)

9283 (15.7)

 ≥ 35

822 (9.9)

4094 (8.0)

4916 (8.3)

Antenatal steroidsf

203 (33.7)

641 (37.7)

844 (1.4)

First delivery*

5835 (70.1)

34,065 (67.0)

39,900 (67.4)

Cesarean delivery*

4786 (57.5)

27,440 (53.9)

32,226 (54.4)

Birth numbers

8328 (14.1)

50,862 (85.9)

59,190

Live births

8294 (99.6)

50,729 (99.7)

59,023 (99.7)

Preterm births*

621 (7.5)

1783 (3.5)

2404 (4.06)

 24–27 weeks

12 (0.1)

36 (0.1)

48 (0.08)

 28–31 weeks

68 (0.8)

200 (0.4)

268 (0.45)

 32–36 weeks

541 (6.5)

1547 (3.0)

2088 (3.53)

Full term births*

7625 (91.6)

48,534 (95.4)

56,159 (94.9)

 37–38 weeks

1980 (23.8)

11,128 (21.9)

13,108 (22.1)

 39–41 weeks

5645 (67.8)

37,406 (73.5)

43,051 (72.7)

Post-term births

82 (1.0)

545 (1.1)

627 (1.06)

 LBW

391 (4.7)

1304 (2.6)

1695 (2.86)

 VLBW*

52 (0.6)

171 (0.3)

223 (0.4)

 ELBW

8 (0.1)

30 (0.1)

38 (0.1)

Multi-births*

276 (3.3)

974 (1.9)

1250 (2.11)

Congenital anomaliesa

49 (0.6)

275 (0.5)

324 (0.5)

Amniotic fluid volume*

 Normal

7271 (87.3)

43,090 (84.7)

50,361 (85.1)

 Polyhydramnios

408 (4.9)

3780 (7.4)

4188 (7.1)

 Oligohydramnios

649 (7.8)

3993 (7.9)

4642 (7.8)

Amniotic contamination*

 Normal

7122 (85.5)

43,949 (86.4)

51,071 (86.3)

 Grade I

388 (4.7)

2536 (5.0)

2924 (4.9)

 GradeII

270 (3.2)

1952 (3.8)

2222 (3.8)

 Grade III

548 (6.6)

2425 (4.8)

2973 (5.0)

Apgar score

 1-min ≤7*

375 (4.5)

1196 (2.4)

1571 (2.7)

 1-min ≤3*

70 (0.8)

277 (0.5)

347 (0.6)

 5-min ≤7*

113 (1.4)

441 (0.9)

554 (0.9)

 5-min ≤3*

55 (0.7)

238 (0.5)

293 (0.5)

Fetal deaths/stillbirths*

34 (0.4)

133 (0.3)

167 (0.3)

Deaths at deliveryb*

42 (0.5)

156 (0.3)

198 (0.3)

Hospitalized on day 1*

675 (8.1)

2589 (5.1)

3264 (5.5)

Early neonatal deathsc

26 (0.3)

113 (0.2)

139 (0.2)

Late neonatal deathsd

5 (0.06)

36 (0.07)

41 (0.07)

All deathse*

66 (0.8)

292 (0.6)

358 (0.6)

  1. All values are given in numbers and percentage (% of all pregnancies or birth numbers) or means ± SD
  2. Abbreviations: LBW Low birth weight (< 2500 g), VLBW Very LBW (< 1500 g), ELBW Extremely LBW (< 1000 g)
  3. *P < 0.01 for between-group differences
  4. aIncluding all birth defects and congenital disorders from total births within 7 postnatal days
  5. bIncluding fetal deaths/stillbirth and neonatal deaths immediately at delivery but counted as live births
  6. cIncluding live births died in the first 7 days
  7. dIncluding live births died in the 8 to 28 days after delivery
  8. eIncluding all fetal deaths/stillbirth and all neonatal deaths
  9. fData contain all premature babies (< 37 gestational weeks) received antenatal corticosteroid therapy before delivery