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Table 1 Baseline characteristics of pregnancies according to HIV status

From: Adequacy of prenatal care among women living with human immunodeficiency virus: a population-based study

Characteristic HIV Non-HIV p-value
(n = 634) (n = 1,131,501)
Mean age ± SD (years) 30.8 ± 5.2 30.1 ± 5.2 0.001
18 to 34 years 470 (74.1 %) 894,604 (79.1 %) 0.002
35 to 49 years 164 (25.9 %) 236,897 (20.9 %)  
Aggregated Diagnosis Groups    
Median (IQR) 6.0 (5.0 – 9.0) 4.0 (3.0 – 6.0) < 0.001
0 to 5 238 (37.5 %) 786,857 (69.5 %) < 0.001
6 to 10 331 (52.2 %) 330,199 (29.2 %)  
11 or more 65 (10.3 %) 14,445 (1.3 %)  
Immigration Status, No. (%)    < 0.001
Non-immigrant 329 (51.9 %) 839,572 (74.2 %)  
Non-recent immigrant, Africa or Caribbean 97 (15.3 %) 23,788 (2.1 %)  
Non-recent immigrant, other world regions 28 (4.4 %) 108,338 (9.6 %)  
Recent immigrant, Africa or Caribbean 157 (24.8 %) 15,393 (1.4 %)  
Recent immigrant, other world regions 23 (3.6 %) 144,410 (12.8 %)  
Material Deprivation Income Quintile, No. (%)    < 0.001
1 (lowest) 68 (10.7 %) 296,497 (26.2 %)  
2 72 (11.4 %) 232,786 (20.6 %)  
3 98 (15.5 %) 213,374 (18.9 %)  
4 117 (18.5 %) 190,740 (16.9 %)  
5 261 (41.2 %) 183,633 (16.2 %)  
Residential Instability Quintile, No. (%)    < 0.001
1 (lowest) 77 (12.1 %) 303,196 (26.8 %)  
2 72 (11.4 %) 228,544 (20.2 %)  
3 69 (10.9 %) 168,253 (14.9 %)  
4 145 (22.9 %) 214,623 (19.0 %)  
5 253 (39.9 %) 202,414 (17.9 %)  
Multiple birth 19 (3.0 %) 19,833 (1.8 %) 0.02
Median (IQR) gestational age (weeks) 38 (37 – 40) 39 (38 – 40) < 0.001
  1. SD, standard deviation; IQR, interquartile range