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Table 2 Summary of physical condition of collected nets, by site and time group

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

No. (%) nets undamaged

No. (%) nets with seams intact

No. (%) nets with repairs

No. of holes (≥0.5 cm) per net

Hole size (cm)

Median (IQR)

Range

Median (IQR)

Range

A

3

25

12 (48)

23 (92)

0

1 (0–2)

0-40

1 (1–2)

0.5-18

B

3

25

12 (48)

24 (96)

0

1 (0–5)

0-13

1 (1–1)

0.5-13

C

3

25

9 (36)

24 (96)

0

1 (0–3)

0-36

1 (1–2)

0.5-10

D

3

25

10 (40)

22 (88)

0

1 (0–6)

0-25

1 (1–2)

0.5-13

E

6

25

10 (40)

24 (96)

0

3 (0–9)

0-46

1 (0.5-2)

0.5-26

F

6

25

8 (32)

24 (96)

0

3 (0–11)

0-28

1 (1–3)

0.5-58

G

3

5

4 (80)

5 (100)

0

0 (0–0)

0-3

1 (0.5-1)

0.5-1

H

3

14

7 (50)

14 (100)

0

0.5 (0–2)

0-30

1 (1–2)

1-5

J

4

20

14 (70)

20 (100)

0

0 (0–3.5)

0-40

1 (1–2)

1-10

 

3-6 mths

189

86 (46)

180 (95)

0

1 (0–5)

0-46

1 (1–2)

0.5-13

K

19

20

0 (0)

19 (95)

0

10.5 (4–22)

1-114

1 (1–2)

1-60

L

19

20

2 (10)

19 (95)

1 (5)

16 (3.5-26.5)

0-86

1 (1–3)

1-32

M

20

20

4 (20)

20 (100)

0

4 (1–9)

0-48

1 (1–2)

1-19

N

19

20

7 (35)

18 (90)

0

7 (0–24.5)

0-114

1 (1–2)

1-50

P

20

20

6 (30)

16 (80)

0

6 (0–20)

0-91

1 (1–3)

1-88

Q

18

20

0 (0)

14 (70)

0

59 (25–99.5)

1-263

1 (1–2)

1-120

R

18

20

5 (25)

18 (90)

0

14 (3.5-48.5)

0-144

1 (1–3)

1-155

S

17

20

3 (15)

16 (80)

1 (5)

10.5 (3–18.5)

0-138

1 (1–2)

1-34

T

18

20

0 (0)

13 (65)

0

17 (13–59.5)

1-128

1 (1–2)

1-36

U

20

20

5 (25)

15 (75)

1 (5)

6 (1–37.5)

0-524

2 (1–3)

1-180

J

14

20

0 (0)

19 (95)

1 (5)

14.5 (5.5-36)

1-52

NA

NA

 

14-20 mths

220

32 (15)

187 (85)

4 (2)

12 (3–36.5)

0-524

1 (1–2)*

1-180*

K

29

20

1 (5)

18 (90)

0

22 (6–30.5)

0-47

NA

NA

L

29

20

3 (15)

20 (100)

1 (5)

10.5 (1–25.5)

0-133

NA

NA

M

30

20

4 (20)

18 (90)

0

5.5 (2.5-20.5)

0-60

NA

NA

N

28

20

1 (5)

20 (100)

1 (5)

11.5 (3.5-27.5)

0-149

NA

NA

P

27

20

0 (0)

18 (90)

0

23.5 (13.5-53)

2-116

NA

NA

Q

30

20

0 (0)

14 (70)

0

77.5 (37.5-142.5)

7-207

NA

NA

R

30

20

2 (10)

19 (95)

0

26.5 (6.5-87.5)

0-236

NA

NA

S

28

20

2 (10)

17 (75)

0

23 (11.5-53)

0-187

NA

NA

T

26

20

0 (0)

19 (95)

1 (5)

66.5 (39.5-131.5)

1-399

NA

NA

U

32

20

2 (10)

20 (100)

1 (5)

18.5 (2–85.4)

0-2690

NA

NA

 

26-32 mths

200

15 (7.5)

183 (92)

4 (2)

23 (6–55.5)

0-2690

NA

NA

  1. *excludes site J in 14 to 20 month group (exact hole size not available for nets collected in 2009). NA not available.