Differences in maternal characteristics and pregnancy outcomes between syphilitic women with and without partner coinfection

Table 3 Adverse pregnancy outcomes among treated women: comparison between syphilis discordant and concordant couples (n, %)

Variable	Syphilis discordant	Syphilis concordant	χ²	OR (95% CI)	OR_adj(95% CI)
*Overall*	n1 = 2419	n2 = 657
Stillbirth	16 (0.66)	13 (1.98)	9.61	3.03 (1.45–6.34)	2.86 (1.36–6.00)
Missing	2	1
PTB	169 (6.99)	64 (9.74)	5.53	1.43 (1.06–1.94)	1.38 (1.02–1.87)
Missing	4	1
LBW	101 (4.18)	38 (5.78)	3.41	1.43 (0.98–2.10)	1.55 (1.13–2.11)
Missing	16	15
*Treated*	n1 = 2237	n2 = 589
Stillbirth	13 (0.58)	11 (1.87)	8.83	3.25 (1.45–7.30)	3.26 (1.45–7.31)
Missing	2	0
PTB	154 (6.89)	50 (8.49)	1.77	1.25 (0.90–1.75)	1.28 (0.92–3.08)
Missing	7	1
LBW	90 (4.02)	30 (5.09)	1.52	1.31 (0.85–1.99)	1.52 (1.08–2.14)
Missing	10	13
*One course treated*	n1 = 438	n2 = 117
Stillbirth	7 (1.59)	6 (5.13)	5.01	3.32 (1.09–10.08)	2.61 (0.98–6.92)
Missing	1	0
PTB	47 (10.73)	19 (16.24)	2.73	1.62 (0.91–2.89)	1.81 (1.14–2.88)
Missing	2	1
LBW	26 (5.94)	10 (8.55)	1.44	1.59 (0.74–3.40)	2.08 (1.28–3.38)
Missing	3	8
*Two course treated*	n1 = 1799	n2 = 472
Stillbirth	6 (0.33)	5 (1.06)	2.72	3.20 (0.97–10.52)	2.64 (0.98–7.05)
Missing	1	0
PTB	107 (5.95)	31 (6.57)	0.24	1.11 (0.73–1.68)	1.15 (0.76–1.74)
Missing	5	0
LBW	64 (3.56)	20 (4.24)	0.52	1.21 (0.72–2.02)	1.21 (0.78–1.86)
Missing	7	5

Note: LBW low birth weight. PTB preterm birth. The odds ratios were adjusted by first ANC gestational weeks, syphilis stage, and serum titers. Unknown data excluded
Bold entries have significant values

ISSN: 1471-2393