Table 1 Analyses of maternal, obstetrical, postnatal and anthropometric characteristics and conditions for 5th minute Apgar Score groups

Maternal characteristics

 Number of deliveries

1 (0, 2)

1 (0, 1)

1 (0, 2)

0.035*

 Gestation time in weeks

0.003*

   < 28

42 (15.4%)

20 (25.6%)^b

22 (11.3%)^b

  28–31

55 (20.1%)

11 (14.1%)

44 (22.6%)

  32–36

120 (44%)

26 (33.3%)^b

94 (48.2%)^b

  37–41

53 (19.4%)

19 (24.4%)

34 (17.4%)

   ≥ 42

3 (1.1%)

2 (2.6%)

1 (0.5%)

Obstetrical conditions

 Type of delivery

< 0.001*

  Cesarean

160 (58%)

28 (35%)

132 (67%)

  Vaginal

117 (42%)

51 (65%)

66 (33%)

 Birth injury

70 (27%)

31 (41%)

39 (22%)

0.001*

Postnatal conditions

 Surfactant

116 (43%)

41 (53%)

75 (39%)

0.039*

 IMV

110 (41%)

45 (58%)

65 (34%)

< 0.001*

 CPAP

41 (15%)

6 (7.7%)

35 (18%)

0.030*

 Outcome

< 0.001*

  Discharge

168 (62%)

36 (46%)

132 (68%)

  Death

105 (38%)

42 (54%)

63 (32%)