Table 3.

Intervention impact on primary outcome of face washing at handwashing occasions

Phase	Face washing/total observations	Proportion of hand washes with face washing (95% CI)	Risk difference (95% CI)	Risk ratios (95% CI)
Control	61/326	18.7% (14.5, 22.9)	ref	ref
Phase 2	1,469/2,476	59.3% (57.4, 61.3)*	40.6% (36.0, 45.3)*	3.17 (2.45, 3.90)*
Phase 1	472/1,069	44.2% (41.2, 47.1)*	25.4% (20.3, 30.6)*	2.36 (1.80, 2.92)*

* P < 0.001.