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Table 3 Malaria related characteristics

From: Joint malaria surveys lead towards improved cross-border cooperation between Savannakhet province, Laos and Quang Tri province, Vietnam

Characteristics Laos Vietnam P-value
(n = 400) (n = 400)
n % n %
Possession of bed nets (all types)      
 No bed net 31 7.8 1 0.3  
 1 – 2 nets 222 55.5 172 43.0 0.001
 More than 2 147 36.8 227 56.7  
Average of persons: 1 net 2.6   2.3   
Were net impregnated?      
 Yes 247 61.8 3 0.8 < 0.001
 No 122 3.50 383 95.8  
 Do not remember 0 0.0 13 3.2  
 No bed net 31 7.7 1 0.2  
Do you have enough bed nets?      
 Yes 199 49.8 275 69.0 < 0.001
 No 170 42.5 124 31.0  
 No bed net 31 7.7 1 0.2  
Time family members usually go to bed (a)      
 Before 08 p.m. 189 47.3 87 21.7 < 0.001
 08 – 11 p.m. 210 52.5 298 74.5  
 After 11 p.m. 1 0.2 15 3.8  
Slept under bed net last night      
 Yes 333 83.3 390 97.5 < 0.001
 No 67 16.7 10 2.5  
Used to stay overnight in the field      
 Yes 68 17.0 56 14.0 0.31
 No 332 83.0 344 86.0  
Slept under bed net when staying overnight in the field (n = 68)   (n = 142)   
 Yes 20 29.4 50 35.2 < 0.020
 No 47 69.1 76 53.5  
 Do not remember 1 1.5 16 11.3  
Distance of forest to house      
 < 100 m 278 69.5 152 38.0  
 100–200 m 95 23.7 37 9.3 <0.001
 >200 m 27 6.8 211 52.7  
Any family member had malaria last 12 months?      
 Yes 157 39.3 122 30.5  
 No 240 60.0 226 56.5 < 0.001
 Do not remember 3 0.7 52 13.0  
Treatment-seeking behaviour      
 Public sector of Vietnam 147 36.8 362 90.5  
 Public sector of Laos 146 36.5 0 0.0  
 Village Health Volunteer/Village Health Worker 22 5.5 32 8.0  
 Self-medication 54 13.5 2 1.5  
 Others 31 7.7 0 0.0  
Malaria disease caused by      
 Flies 5 1.3 5 1.3  
 Mosquito 289 72.3 328 82.0  
 Earth/water/weather 7 1.7 9 2.3  
 Go to forest 30 7.5 5 1.3 < 0.001
 Others 38 9.5 4 1.1  
 Do not know 31 7.7 49 12.0  
No. of border crossings during the last 12 months      
 0 88 22.0 328 82.0  
 1 – 50 times 171 42.8 72 18.0 < 0.001
 50 – 100 98 24.5 0 0.0  
 >100 43 10.7 0 0.0  
Main reasons for crossing the border (n = 312)   (n = 72) 0.0  
 Visit friends and relatives 76 24.3 23 32.0  
 Seeking treatment or buying drugs 165 52.8 0 0.0  
 Other business 71 22.7 49 68.0  
Used bed net when staying overnight in another country (n = 88)   (n = 72)   
 Always used 45 51.1 17 23.6  
 Sometimes 10 11.4 16 22.2 0.001
 Never used 33 37.5 39 54.2  
  1. a: Ranged from 6 p.m. to 12 p.m. in Lao villages and from 8 p.m. to 12 p.m. in Vietnamese villages.