From: Durability of Olyset campaign nets distributed between 2009 and 2011 in eight districts of Tanzania
Explanatory variables | Pass cone assay criteria | Above 15Â g/kg permethrin | ||||
---|---|---|---|---|---|---|
Odds ratio | 95Â % CI | P value | Odds ratio | 95Â % CI | P value | |
Net age (in months since initial distribution) | ||||||
 Old nets (>25) | 1 |  |  | 1.0 |  |  |
 Newer Nets (≤25) | 0.9 | 0.5–1.9 | 0.9 | 2.1 | 0.8–5.3 | 0.11 |
Physical condition of net | ||||||
 Net in unserviceable condition | 1 |  |  | 1.0 |  |  |
 Net in serviceable condition | 2.4 | 1.3–4.4 | 0.04 | 4.1 | 2.0–8.5 | 0.001 |