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. 2015 Mar 24;14:123. doi: 10.1186/s12936-015-0640-4

Table 3.

Functional survival up to three years and median survival estimates for campaign nets

Location Survival in functional condition Median survival estimate in years
Year Crude Adjusted for loss recall bias Adjusted for all recall biases
Zamfara
Year 1 98.9% (97.0, 99.4) 98.2% (96.7, 99.2) 98.2% (96.7, 99.2)
Year 2 92.4% (87.6, 95.4) 90.6% (87.0, 93.5) 86.4% (82.5, 89.8)
Year 3 89.9% (86.4, 92.5) 83.6% (79.8, 87.1) 74.7% (70.4, 78.5) 4.74 (4.40, 5.10)
Nasarawa
Year 1 88.1% (84.3, 91.1) 84.2% (80.8, 87.4) 84.2% (80.8, 87.4)
Year 2 69.3% (63.2, 74.8) 66.6% (61.0, 72.0) 64.8% (59.0, 69.9)
Year 3 53.1% (46.9, 59.3) 45.0% (40.9, 50.5) 41.9% (36.7, 47.2) 2.98 (2.73, 3.21)
Cross River
Year 1 92.0% (84.5, 96.0) 92.3% (89.5, 94.6) 92.3% (89.5, 94.6)
Year 2 89.7% (83.8, 93.7) 87.0% (81.8, 91.4) 78.8% (74.4, 84.1)
Year 3 88.5% (83.5, 91.9) 80.1% (75.3, 84.4) 70.1% (65.0, 74.8) 4.50 (3.93, 5.71)

Crude and recall adjusted survival estimates are shown.