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Table 3 Net-use environment and washing of cohort nets from campaign

From: Monitoring the physical and insecticidal durability of the long-lasting insecticidal net DawaPlus® 2.0 in three States in Nigeria

VariableZamfaraEbonyiOyoap-value for site comparison
N = 357
% (95% CI)
N = 367
% (95% CI)
N = 372
% (95% CI)
Cohort nets
 Ever found hanging99.4 (96.1–99.9)85.3 (79.6–89.5)55.1 (48.3–61.7)< 0.0001
 Ever used98.9 (95.9–99.7)80.4 (73.6–85.7)60.5 (52.4–68.0)< 0.0001
 N = 355N = 313N = 205 
Cohort nets ever hung
 Tied up or folded when hanging
  Never0.8 (0.2–3.5)14.4 (8.6–23.1)31.2 (19.3–46.3)< 0.0001
  At times59.7 (43.2–74.3)39.9 (30.1–50.6)16.6 (10.7–24.9)
  Always39.4 (24.8–56.3)45.7 (33.4–58.5)52.2 (34.9–69.0)
 Type of sleeping placeb
  Bed frame (finished)20.7 (12.8–31.8)9.3 (3.7–21.3)6.3 (3.1–12.6)< 0.0001
  Bed frame (sticks)72.2 (59.8–81.9)54.5 (46.2–62.5)10.2 (6.7–15.3)
  Foam mattress3.1 (1.6–6.0)35.6 (27.4–44.6)62.9 (51.3–73.3)
  Reed mat4.0 (2.1–7.5)0.6 (0.2–2.3)20.5 (11.2–34.5)
 N = 353N = 295N = 225 
Cohort nets ever used
 Dominant user group
  Children only2.6 (1.1–6.2)8.1 (5.8–11.3)9.4 (4.2–19.5)< 0.0001
  Children with adults73.9 (65.3–80.9)63.7 (59.8–67.4)37.1 (28.4–46.7)
  Adults only23.5 (16.9–31.8)28.2 (23.7–33.0)53.6 (43.8–63.0)
  Ever washed98.0 (95.2–99.2)53.9 (32.9–73.6)70.2 (55.8–81.5)< 0.0001
 N = 347N = 162N = 177 
Cohort nets ever washed
 Washes last 6 monthsc
  Median (IQR)3.3 (2.5–4.3)2.0 (2.0–2.3)2.0 (1.5–3.0)< 0.0001
 Use of detergent
  Never28.0 (17.7–41.1)98.8 (91.7–99.8)51.4 (38.2–64.4)< 0.0001
  At times60.8 (52.6–68.5)1.2 (0.2–8.3)17.5 (11.8–25.2)
  Always11.2 (6.5–18.8)0.0 (–)31.1 (20.0–44.8)
 Drying net outside
  Never0.6 (0.1–2.2)67.3 (48.8–81.6)3.4 (1.2–9.1)< 0.0001
  At times8.1 (2.5–23.5)13.0 (5.0–29.6)8.5 (4.4–15.8)
  Always91.3 (74.8–97.4)19.7 (8.1–40.7)88.1 (77.2–94.2)
 Drying over bush or fence
  Never30.0 (19.8–42.7)99.4 (95.7–99.9)66.7 (48.0–81.3)< 0.0001
  At times60.2 (51.5–68.4)0.6 (0.1–4.3)13.6 (7.0–24.6)
  Always9.8 (5.1–34.3)0.0 (–)19.8 (10.4–34.3)
  1. aOnly 24 months of follow-up
  2. bLowest type of sleeping place ever reported for net
  3. cAverage of all recorded 6 months episodes for each net