Table 2.

Unadjusted and adjusted hazard ratios (HR) for mortality by mid-upper arm circumference and sociodemographic characteristics, stratified by ethnicity (Pahadis and Madhesis), among Nepalese children <6 months of age, Nepal Nutrition Intervention Project, Sarlahi-4 (21 October 2001–2 February 2006)

	Pahadis				Madhesis
	Unadjusted		Adjusted		Unadjusted		Adjusted
	HR	95 % CI*	HR	95 % CI*	HR	95 % CI*	HR	95 % CI*
MUAC
≥11·5 cm	1·00	Ref.	1·00	Ref.	1·00	Ref.	1·00	Ref.
<11·5 cm	1·17	0·75, 1·81	1·12	0·72, 1·73	1·88	1·45, 2·44	1·76	1·35, 2·28
Sex
Boys	1·00	Ref.	1·00	Ref.	1·00	Ref.	1·00	Ref.
Girls	1·36	0·96, 1·94	1·32	0·93, 1·88	1·48	1·25, 1·75	1·42	1·20, 1·68
SES category
Low	1·00	Ref.	1·00	Ref.	1·00	Ref.	1·00	Ref.
Middle	0·93	0·57, 1·51	1·09	0·66, 1·80	0·71	0·58, 0·87	0·73	0·60, 0·89
High	0·49	0·29, 0·82	0·73	0·42, 1·27	0·62	0·45, 0·77	0·68	0·55, 0·85
Maternal literacy
Illiterate	1·00	Ref.	1·00	Ref.	1·00	Ref.	1·00	Ref.
Literate	0·42	0·28, 0·62	0·48	0·32, 0·73	0·60	0·44, 0·80	0·67	0·50, 0·91

SES, socio-economic status; Ref., reference category.

^*Significance level P<0·05.