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Table 3 Summary of hole size distribution and hole index for collected nets

From: Physical durability of PermaNet 2.0 long-lasting insecticidal nets over three to 32 months of use in Ethiopia

Site Time in potential use (months) No. of nets Mean no small holes per net Mean no medium holes per net Mean no large holes per net Mean proportionate hole index per net
A 3 25 2.2 1.7 0.1 24.4
B 3 25 2.0 0.6 0.04 9.2
C 3 25 1.6 1.4 0.04 16.8
D 3 25 2.2 1.7 0.1 21.8
E 6 25 4.2 2.2 0.2 37.8
F 6 25 3.6 2.8 0.3 44.4
G 3 5 0.6 0 0 0.6
H 3 14 2.7 1.0 0 11.7
J 4 20 3.1 2.2 0.1 28.5
  3-6 months 189 2.6 1.7 0.1 24.3
K 19 20 16.3 8.3 0.8 135.8
L 19 20 11.0 7.8 0.6 114.3
M 20 20 6.2 3.6 0.2 49.8
N 19 20 14.7 5.9 0.7 104.2
P 20 20 9.5 7.3 0.8 120.0
Q 18 20 38.8 28.7 1.5 381.1
R 18 20 16.6 13.2 1.2 202.2
S 17 20 18.0 5.8 0.5 95.4
T 18 20 23.4 11.9 0.5 155.7
U 20 20 18.6 26.4 2.1 373.3
J 14 20 10.0 8.9 0.7 128.9
  14-20 months 220 16.6 11.6 0.9 169.1
K 29 20 10.0 9.8 0.6 128.6
L 29 20 13.6 7.6 0.7 120.8
M 30 20 6.5 7.1 1.0 126.4
N 28 20 12.3 13.6 0.8 179.5
P 27 20 18.6 16.0 1.9 266.2
Q 30 20 47.7 37.0 2.3 509.5
R 30 20 29.9 22.5 2.0 341.6
S 28 20 22.0 18.5 2.0 297.2
T 26 20 62.1 34.1 2.9 531.4
U 32 20 143.7 71.1 4.4 1026.8
  26-32 months 200 36.6 23.7 1.8 352.8