From: Chloroquine efficacy studies confirm drug susceptibility of Plasmodium vivax in Chennai, India
A. In vivo therapeutic efficacy study | B. In vitro drug assay | ||||
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Characteristics | (N = 125) | Characteristics | Â | (N = 96) | |
Sex [n (%)] | Male | 120 (95.0) | Sex [n (%)] | Male | 85 (88.5) |
 | Female | 5 (5.0) |  | Female | 11 (11.5) |
Wt (kg) | Â | Â | Age (yr) | Â | Â |
 | Mean | 52.8 |  | Mean | 23.9 |
 | Range | 5.0-77.0 |  | Range | 7-53 |
 | SD | ±10.4 |  | SD | 8.3 |
 | 95% CI | 51.0-54.7 |  | 95% CI | 22.2-25.6 |
Age (yr) | Parasite count (n/μl) |  | |||
 | Mean | 25.9 |  | Mean | 6348.6 |
 | Range | 13-66 |  | Range | 480-21,522 |
 | SD | 10.5 |  | SD | 4390.8 |
 | 95% CI | 24.0-27.8 |  | 95% CI | 5,172.8-7,524.5 |
Body temperature (°F) |  | Parasitaemia (%) |  | ||
 | Mean | 98.5 |  | Mean | 0.163 |
 | Range | 95.4-104.4 |  | Range | 0.032-0.445 |
 | SD | 2.2 |  | SD | 0.094 |
 | 95% CI | 98.1-98.9 |  | 95% CI | 0.122-0.203 |
Haemoglobin (g/dl) | Â | Rings (%) | Â | ||
 | Mean | 14.4 |  | Mean | 3.2 |
 | Range | 12.0-16.6 |  | Range | 0.0-33.3 |
 | SD | 1.0 |  | SD | 5.9 |
 | 95% CI | 14.2-14.6 |  | 95% CI | 1.9-4.6 |
Parasite count (n/μl) |  | Trophozoites (%) |  | ||
 | Mean | 9049.2 |  | Mean | 91.0 |
 | Range | 1,000-57,200 |  | Range | 58.3-100.0 |
 | SD | 6697.3 |  | SD | 11.6 |
 | 95% CI | 5,243.4-7,624.4 |  | 95% CI | 88.4-93.6 |
 |  |  | Schizonts (%) |  |  |
 |  |  |  | Mean | 5.8 |
 |  |  |  | Range | 0.0-33.3 |
 |  |  |  | SD | 1.1 |
 |  |  |  | 95% CI | 3.6-7.9 |