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Table 6 Plasmodium falciparum parasite and fever clearance times and proportion of patients with clearance on days 1, 2, and 3 (intent-to-treat population)

From: Safety and efficacy of pyronaridine-artesunate in uncomplicated acute malaria: an integrated analysis of individual patient data from six randomized clinical trials

Outcome

PA

MQ + AS

AL

Parasite clearance

   

Patients with clearance,% (n/N)

93.7 (1923/2052)

88.2 (373/423)

97.5 (588/603)

Median time to clearance, h

24.1

31.9

24.0

  Africa

23.9

23.9

24.0

  Asia

32.0

39.2

31.5

Day 1 clearance,% (95% CI)

48.2 (46.2, 50.2)

33.7 (30.8, 36.8)

51.5 (48.5, 54.6)

Day 2 clearance,% (95% CI)

89.9 (88.6, 91.1)

76.1 (72.5, 79.6)

92.0 (90.1, 93.6)

Day 3 clearance,% (95% CI)

94.8 (93.9, 95.6)

84.2 (81.0, 87.1)

96.1 (94.9, 97.2)

Fever clearance

   

Patients with clearance,% (n/N)

98.0 (1589/1621)

97.8 (348/356)

97.2 (450/463)

Median time to clearance, h

15.5

15.8

14.0

  Africa

8.0

8.0

8.0

  Asia

16.0

16.0

16.0

Day 1 clearance,% (95% CI)

81.9 (80.1, 83.6)

74.7 (70.8, 78.4)

84.1 (81.2, 86.8)

Day 2 clearance,% (95% CI)

95.8 (94.9, 96.6)

92.2 (89.8, 94.3)

96.7 (95.4, 97.8)

Day 3 clearance,% (95% CI)

97.8 (97.1, 98.3)

95.3 (93.4, 96.8)

98.3 (97.5, 99.0)

  1. PA, pyronaridine-artesunate; MQ + AS, mefloquine plus artesunate; AL, artemether-lumefantrine; NA, not available.
  2. Percentages are based on available observations.
  3. Median percentiles as well as confidence intervals and estimates of survival rates at Day 1, 2 and 3 were adjusted for study.