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Table 3 Relationship between GBS testing status and demographic characteristics using univariate and multivariate analysis

From: Factors associated with choice of approach for Group B streptococcus screening

Characteristic GBS testing
n (%)
n = 935
No GBS testing
n (%)
n = 1,890
Univariate Analysis Multivariate Analysis
Odds Ratio 95 % CI p value Odds Ratio 95 % CI p value
Average age (years) 29.5 29.3 -   0.61    
Residency district n (%) Jerusalem 219 (23.4) 282 (14.9) 1   Ref 1   Ref
North 76 (8.1) 398 (21.1) 0.2 0.2–0.3 <0.0001 0.3 0.2–0.4 <0.001
Haifa 60 (6.4) 183 (9.7) 0.4 0.3–0.6 <0.0001 0.2 0.1–0.4 <0.001
Center 169 (18.1) 455 (24.1) 0.5 0.4–0.6 <0.0001 0.2 0.2–0.4 <0.001
Tel Aviv 125 (13.4) 254 (13.4) 0.6 0.5–0.8 <0.01 0.3 0.2–0.4 <0.001
South 187 (20.0) 239 (12.6) 1.0 0.8–1.3 0.9 0.9 0.7–1.2 0.5
Judea & Samaria 99 (10.6) 79 (4.2) 1.6 1.1–2.3 <0.01 0.9 0.7–1.4 0.8
Country of origin n (%) Israel 754 (81.6) 1511 (84.0) 1   Ref 1   Ref
Asia-Africa 19 (2.1) 56 (3.1) 0.7 0.4–1.2 0.2 0.7 0.4–1.2 0.2
America-Europe 151 (16.3) 232 (12.9) 1.3 1.1–1.7 <0.01 0.9 0.7 0.5
Socioeconomic rank n (%) Low 63 (7.0) 288 (16.7) 1   Ref 1   Ref
Intermediate 620 (69.0) 1073 (62.2) 2.6 2.1–3.3 <0.0001 1.9 1.4–2.6 <0.001
High 216 (24.0) 365 (21.1) 2.7 2.0–3.5 <0.0001 3.2 2.1–4.7 <0.001
Health Maintenance Organization n (%) Clalit Health service 402 (43.6) 1089 (58.8) 1   Ref 1   Ref
Maccabi Healthcare services 229 (24.8) 361 (19.5) 1.7 1.4–2.1 <0.0001 1.5 1.2–1.8 <0.001
Le’umit 93 (10.1) 164 (8.8) 1.5 1.1–2.0 <0.01 1.1 0.8–1.5 0.3
Me’uhedet 198 (21.5) 238 (12.8) 2.2 1.8–2.8 <0.0001 1.6 1.2–2.0 <0.001
Religion n (%) Arab 89 (9.5) 570 (30.1) 1   <0.0001 1   <0.001
Jewish & others 846 (90.5) 1320 (69.8) 4.1 3.2–5.2 2.6 1.9–3.5