Gestational age

(weeks of amenorrhea)

Term (>37)

Preterm (≤36)

158 (72.5)

17 (77.3)

60 (27.5)

5 (22.7)

1.0

0.8 (0.27 - 2.19)

-

0.630

Duration of rupture of membranes

Not prolonged (<18 hours)

Prolonged (≥18 hours)

156 (73.6)

19 (67.9)

56 (26.4)

9 (32.1)

1.0

1.3 (0.56 - 3.09)

-

0.522

Maternal perinatal infection

Absent

Present

140 (75.3)

35 (64.8)

46 (24.7)

19 (35.2)

1.0

1.7 (0.86 - 3.17)

-

0.130

Birth weight (kg)

2.5 - 3.9

<2.5

≥4.0

130 (72.2)

23 (82.1)

22 (68.7)

50 (27.8)

5 (17.9)

10 (31.3)

1.0

0.6 (0.20 - 1.57)

1.2 (0.52 - 2.67)

-

0.273

0.688

Sex of the neonate

Male

Female

88 (71.0)

87 (75.0)

36 (29.0)

29 (25.0)

1.0

0.8 (0.46 - 1.44)

-

0.483

Neonatal age

<7 days

7 - 14 days

168 (73.7)

7 (58.3)

60 (26.3)

5 (41.6)

1.0

2.0 (0.61 - 6.54)

-

0.252

Education of mother on cord care

No

Yes

119 (68.4)

56 (84.8)

55 (31.6)

10 (15.2)

2.6 (1.23 - 5.45)

1.0

0.012

-

Cord care practice by mother

No cord cleansing

Dry cord care and/ or chlorhexidine gel

Use of potentially dangerous substances

58 (79.4)

58 (80.6)

59 (62.1)

15 (20.6)

14 (19.4)

36 (37.9)

1.0

0.9 (0.41 - 2.11)

2.4 (1.17 - 4.77)

-

0.868

0.017