Group B Streptococcus Colonization among Pregnant Women Attending Antenatal Care at Tertiary Hospital in Rural Southwestern Uganda

Table 4

Association between GBS colonization status and potential obstetric risk factors.

Bivariate analysis					Multivariate analysis
Variable	GBS positive = 89	GBS negative = 220	COR 95% CI	value	COR 95% CI	value
Gravidity
Primigravida	26 (29.2)	89 (40.5)	1	0.17
Multigravida	50 (56.2)	105 (47.7)	1.63 (0.94–2.83)
Grand multigravida	13 (14.6)	26 (11.8)	1.71 (0.77–3.79)
Previous pregnancies history
Prelabor ROM	3 (3.4)	11 (5)	0.66 (0.18–2.43)	0.54
Perineal tear	19 (21.3)	26 (11.8)	2.03 (1.06–3.88)	0.03	1.46 (0.66–3.21)	0.35
Preterm birth	3 (3.3)	9 (4.1)	0.82 (0.22–3.09)	0.77
Stillbirth	4 (4.5)	20 (9.1)	0.47 (0.16–1.42)	0.18
Early neonatal death	1 (1.1)	10 (4.5)	0.99 (0.37–2.63)	0.98
Abortion	10 (11.2)	28 (12.7)	0.87 (0.40–1.87)	0.72
Ectopic	0 (0)	5 (2.3)	—	—
Current pregnancy
WOA				0.36
35–37.6	48 (53.9)	120 (54.5)	1
38–40.6	36 (40.4)	78 (35.5)	1.18 (0.70–1.98)
≥41	5 (5.6)	22 (10)	0.57 (0.21–1.59)
LAP	30 (33.7)	86 (39.1)	0.79 (0.48–1.33)	0.38
Herbal medicine use	71 (79.8)	160 (72.7)	1.19 (0.65–2.18)	0.57