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Table 4 Factors associated with GBS-iCL-R among GBS+ women (N = 526). (a) Categorical factors and continuous variables associated with GBS-iCL-R by univariate analysis—number (%) or mean ± SD, range. (b) Independent risk factors for iCL-R among GBS+ women by multivariate analysis

From: Association of sexually-transmitted infection and African–American race with Streptococcus agalactiae colonization in pregnancy

Characteristic GBS-iCL-R Pos GBS-iCL-R Neg p value Missing/NA
(a)     
Categorical variables     
STI during pregnancy 52/113 (46.0) 168/381 (44.1) 0.72 32
Antibiotic exposure 68/111 (61.3) 245/377 (65.0 0.47 38
AA race 100/123 (81.3) 350/396 (88.4) 0.04* 7
IAP 86/109 (78.9) 298/370 (80.5) 0.71 47
Continuous variables     
Age (years) 23.0 ± 5.1, 15–42
(n = 124)
24.4 ± 5.8, 14–44
(n = 396)
0.014* 4
BMI 34 ± 8.2, 19.4–66.1
(n = 115)
33.6 ± 8.3, 20–70.1
(n = 376)
0.67 35
Gravidity 2.6 ± 1.8, 1–9
(n = 122)
2.7 ± 1.8, 1–12
(n = 397)
0.33 7
Factor Adjusted OR 95% CI for AOR p value # Used
(b)     
Non-AA race 2.131 1.201–3.782 < 0.01**  
Age 0.943 0.905–0.982 < 0.01**  
Goodness of fit (Pearson)    0.60 515
  1. *Significant Association with iCL-R at 5% level (0.01 < p value < 0.05)
  2. ** Significant Association with iCL-R at 5% level (p value < 0.01)