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Table 2 Univariate analysis of risk factors for treatment failure

From: Dihydroartemisinin-piperaquine versus chloroquine to treat vivax malaria in Afghanistan: an open randomized, non-inferiority, trial

  Univariate analysis
Factor Hazard Ratio p value
Chloroquine treatment 3.28 (1.41-7.63) 0.006
Female 0.93 (0.46-1.91) 0.85
Age (years) 0.96 (0.92-1.00) 0.03
Recruitment site (Jalalabad as reference)   
Taloqan 0.79 (0.26-2.43) 0.68
Maimana 3.06 (1.42-6.61) 0.004
Parasitaemia 0.86 (0.32-2.29) 0.76
Presence of gametocytes 1.13 (0.46-2.77) 0.784
Haemoglobin at admission (g/dl) 0.49 (0.37-0.65) <0.001