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Table 4 Association between obstetrical history and uptake of three or doses of IPTp with SP

From: Uptake of intermittent preventive treatment for malaria during pregnancy with Sulphadoxine-Pyrimethamine in Malawi after adoption of updated World Health Organization policy: an analysis of demographic and health survey 2015–2016

Characteristic N Total = 1069 % women took 3+ doses Rao-Scott F-test p-value
n (%) (95%CI)
Parity
 One child 277 125 (45.0) 37.4–52.9 F (3.83, 2158.02) = 2.5382 0.0407*
 Two children 244 110 (45.0) 36.6–53.7   
 Three children 161 79 (48.7) 40.1–57.3   
 Four children 132 51 (38.6) 29.0–49.3   
 Five or more children 254 82 (32.4) 26.8–38.6   
Timing of 1st ANC visit
 1st trimester 222 103 (46.2) 37.6–54.9 F (1.94, 1094.85) = 7.9535 0.0004*
 2nd trimester 753 327 (43.5) 39.1–48.0   
 3rd trimester 94 17 (17.8) 10.5–28.6   
Number of ANC visits
 4+ 500 260 (52.0) 46.2–57.7 F (1.85, 1045.90) = 31.8155 <0.001*
 3 413 172 (41.6) 35.7–47.7   
 1–2 156 15 (9.9) 6.1–15.4   
  1. weighted total frequency, weighted frequency of women who took three or more doses of IPTp-SP, *potential candidate for multivariate logistics regression because p < 0.25