Table 1.

Sample size calculation based on factors related to undesirable outcome in children admitted with SAM

Related Factors	CI	Power	Ratio Une:exp	Percentage Outcome in		Sample Size
				Unexposed	Exposed	Unexposed	Exposed	Total
HIV	95%	80%	1.1	13.7%	60%	18	18	36
Gastroenteritis	95%	80%	1.1	11.1%	25.4%	115	115	230
Hypothermia(< 35 °C)	95%	80%	1.1	10.8%	33.3%	54	54	108
Sign of severe pneumonia	95%	80%	1.1	4%	21%	60	60	120
Family size	95%	80%	1.1	6.4%	16.7%	152	152	304
Blood transfusion	95%	80%	1.1	5%	27.6%	42	42	84