Zinc adjunct therapy reduces case fatality in severe childhood pneumonia: a randomized double blind placebo-controlled trial

Table 2 Time to normalization of parameters of disease severity, among children with severe pneumonia

Outcome	Zinc	Placebo
	Median (95% CI)	Median (95% CI)	Hazard ratio (95% CI)	P-value
Time to normalization of respiratory rate (hours)	96.0 (83.0, 109.0)	86.0 (75.4, 96.6)	0.88 (0.69, 1.13)	0.306
Time to normalization of temperature (hours)	18.0 (15.1, 20.9)	18.0 (16.0, 20.0)	1.016 (0.79, 1.30)	0.897
Time to normalization of oxygen saturation (hours)	24. 0 (20.6, 27.4)	18.0 (10.6, 25.4)	1.04 (0.74, 1.46)	0.823

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