Table 1.

Net usage the previous night in Rufiji District during 2006 household survey by age group.

Usage category	Infants	Young children	Older children	Adults	Overall
N	484	732	2024	3098	6338
Proportion use (% (95% CI))
No nets	12.8 (10.1, 16.1)	18.3 (15.7, 21.3)	45.6 (43.4, 47.7)	40.4 (38.6, 42.1)	37.4 (36.2, 38.6)
Untreated netsa	38.2 (34.0, 42.6)	42.0 (38.4, 45.6)	30.0 (28.0, 32.0)	31.0 (29.4, 32.7)	32.5 (31.3, 33.7)
Recently treated netsb	49.0 (44.5, 53.4)	39.8 (36.3, 43.4)	24.5 (22.7, 26.4)	28.6 (27.1, 30.3)	30.2 (29.0, 31.3)
Any netc	87.2 (83.9, 89.9)	81.8 (78.7, 84.3)	54.5 (52.3, 56.6)	59.6 (57.9, 61.4)	62.7 (61.4, 63.8)

^a Untreated nets are defined as nets that were not treated at all or were not treated within six months of the interview date

^b Recently treated nets means nets that were treated within the last six months since the day of interview

^c Any net means nets including both untreated and recently treated nets.