Table 3.

Relative rate of motor milestone attainment in each of the intervention groups

	N	Hazard ratio vs active control group (95% CI)	Hazard ratio vs WASH group (95% CI)	Hazard ratio vs nutrition group (95% CI)
Standing with assistance
Active control	1321	1 (ref)	··	··
Passive control	661	0·98 (0·87–1·10)	··	··
Water	639	1·05 (0·93–1·18)	··	··
Sanitation	611	0·99 (0·88–1·12)	··	··
Handwashing	634	1·06 (0·93–1·19)	··	··
WASH	647	1·06 (0·94–1·20)	1 (ref)	··
Nutrition	607	1·07 (0·94–1·21)	··	1 (ref)
WASH and nutrition	671	1·23 (1·09–1·40)	1·17 (1·01–1·35)	1·16 (1·00–1·35)
Walking with assistance
Active control	1321	1 (ref)	··	··
Passive control	661	0·96 (0·85–1·09)	··	··
Water	639	0·95 (0·84–1·07)	··	··
Sanitation	611	1·01 (0·89–1·15)	··	··
Handwashing	634	1·07 (0·94–1·21)	··	··
WASH	647	1·00 (0·89–1·13)	1 (ref)	··
Nutrition	607	1·12 (0·99–1·27)	··	1 (ref)
WASH and nutrition	671	1·32 (1·17–1·50)	1·32 (1·14–1·53)	1·18 (1·02–1·37)
Standing alone
Active control	1321	1 (ref)	··	··
Passive control	661	1·12 (0·98–1·27)	··	··
Water	639	0·98 (0·86–1·11)	··	··
Sanitation	611	1·04 (0·91–1·18)	··	··
Handwashing	634	1·15 (1·01–1·31)	··	··
WASH	647	1·07 (0·94–1·22)	1 (ref)	··
Nutrition	607	1·08 (0·94–1·23)	··	1 (ref)
Water, sanitation, handwashing, and nutrition	671	1·09 (0·96–1·24)	1·02 (0·88–1·18)	1·02 (0·88–1·19)
Walking alone
Active control	1321	1 (ref)	··	··
Passive control	661	1·06 (0·91–1·22)	··	··
Water	639	0·95 (0·82–1·10)	··	··
Sanitation	611	0·93 (0·80–1·09)	··	··
Handwashing	634	1·06 (0·92–1·23)	··	··
WASH	647	1·04 (0·90–1·21)	1 (ref)	··
Nutrition	607	1·03 (0·89–1·20)	··	1 (ref)
WASH and nutrition	671	0·96 (0·82–1·11)	0·92 (0·78–1·10)	0·93 (0·78–1·11)

WASH=water, sanitation, and handwashing. Ref=reference.