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Table 2 Polymerase chain reaction survival rates by week among asymptomatic parasitaemic women treated with sulphadoxine-pyrimethamine at day 0, stratified by gravidity

From: In vivo efficacy of sulphadoxine-pyrimethamine for the treatment of asymptomatic parasitaemia in pregnant women in Machinga District, Malawi

Uncorrected
Day of follow-up Primigravid survival rate (95% CI) Multigravid survival rate (95% CI) Overall survival rate (95% CI)
7 92.1% (87.3-97.2) 95.4% (91.9-99.1) 93.9% (90.9-96.9)
14 76.5% (68.8-85.0) 88.3% (82.9-94.0) 82.9% (78.2-87.9)
28 58.5% (49.6-69.1) 75.0% (67.6-83.2) 67.5% (61.6-74.0)
35 48.6% (39.3-60.0) 71.2% (63.4-79.9) 61.1% (54.8-68.1)
42 45.8% (36.1-58.2) 68.0% (59.5-77.6) 58.1% (51.5-65.7)
Corrected
Day of follow-up Primigravid survival rate (95% CI) Multigravid survival rate (95% CI) Overall survival rate (95% CI)
7 95.9% (91.0, 100.0) 97.1% (93.9, 100.0) 96.5% (93.6, 99.4)
14 84.2% (76.5, 91.9) 91.4% (86.2, 96.7) 88.2% (83.6, 92.8)
28 68.3% (58.3, 78.3) 82.8% (75.5, 90.1) 76.4% (70.2, 82.6)
35 59.3% (48.1, 70.5) 78.6% (70.6, 86.6) 70.2% (63.5, 77.0)
42 56.0% (43.7, 68.3) 76.4% (67.7, 85.0) 68.7% (61.4, 76.0)
  1. CI: confidence interval.