Table 4: Bivariate and multivariable logistic regression analysis result for significant variables (p ≤ 0.25) in bivariate analysis a study of scabies among school children in the primary schools of Raya Alamata district , June 2018 (n = 495).
Variable |
Presence of scabies |
Crude OR [75% CI] |
Adjusted OR [95% CI] |
|
Yes |
No |
|||
Age in years 6-10 10-15 Above 15 |
10 (7.5) 43 (14.5) 11 (19.3) |
131 (92.50) 254 (85.50) 46 (80.70) |
1 [Ref.] 2.22 [1.08, 4.55]* 3.13 [1.249, 7.86]* |
1 [Ref.] 1.19 [0.23, 6.20] 0.70 [0.11, 4.61] |
Sex (495) Male Female |
37 (57.81) 27 (42.19) |
241 (56.05) 189 (43.95) |
1 [Ref.] 0.93 [0.68, 1.27] |
|
Educational status of children Grade 1-4 Grade 5-8 |
27 37 |
201 230 |
1 [Ref.] 1.20 [0.88, 1.64] |
|
Parent educational status Primary education Writing and reading Illiterate |
7 (10.94) 16 (25.00) 41 (64.06) |
43 (9.98) 115 (26.68) 273 (63.34) |
1 [Ref.] 0.85 [0.49, 1.50] 0.92 [0.56, 1.53] |
|
Religion Orthodox Muslim Other’s (protestant 2 and 2 catholic) |
46 (71.88) 18 (28.13) |
348 (80.74) 79 (18.33) 4 (0.93) |
1 [Ref.] 1.72 [1.21, 2.45]*- - |
|
Occupation of head of HH Farmer Housewife Merchant |
52 (81.25) 7 (10.94) 5 (10.93) |
297 (68.91) 63 (14.62) 71 (16.47) |
1 [Ref.] 0.63 [0.39, 1.04]
|
1 [Ref] 1.48 [0.37, 5.96]
|
Income of the family > 1553 birr Good < 1553 birr Low |
11 (7.19) 53 (82.81) |
178 (41.30) 253 (58.70) |
1 [Ref.] 3.39 [2.28, 5.04]* |
1 [Ref.] 1.63 [0.42, 6.35] |
Family size < 5 > = 5 |
25 (39.06) 39 (60.94) |
143 (33.18) 288 (66.82) |
1 [Ref.] 0.77 [0.56, 1.06] |
|
Family history of scabies No Yes |
17 (26.56) 47 (73.44) |
294 (68.21) 137 (31.79) |
1 [Ref] 5.93 [4.20, 8.39]* |
1 [Ref.] 4.73 [1.52, 14.69]* |
Animal share same house with family No Yes |
21 (32.81) 43 (67.19) |
165 (38.28) 266 (61.72) |
1 [Ref.] 1.27 [0.92, 1.76] |
|
Frequency of shower 1-7 days 8-14 days 15-30 days > 30 days |
31 (48.44) 2 (3.13) 22 (34.38) 9 (14.06) |
322 (74.71) 16 (3.71) 77 (17.87) 16 (3.71) |
1 [Ref.]
2.97 [2.09, 4.22]* 5.84 [3.45, 9.89]* |
1 [Ref.] 0.30 [0.03, 2.93] 1.75 [0.58, 5.33] 0.97 [0.17, 5.40] |
Detergent used for shower Soap Only water |
28 (43.75) 36 (56.25) |
293 (67.98) 138 (32.02) |
1 [Ref] 2.74 [1.99, 3.76]* |
1 [Ref.] 0.38 [0.12, 1.17] |
Have you bathed someone else in the previous 6 weeks? No Yes |
49 (76.56) 15 (23.44) |
400 (92.81) 31 (7.19) |
1 [Ref.] 3.95 [2.64, 5.90]* |
1[Ref.] 1.05[0.24, 4.71] |
Wash clothes regularly Yes No |
1 (1.56) 63 (98.44) |
5 (1.16) 426 (98.84) |
|
|
Share cloth with others No Yes |
6 (9.38) 58 (90.63) |
363 (84.22) 68 (15.78) |
1 [Ref.] 51.60 [30.80, 86.47]* |
1 [Ref.] 17.61 [4.98, 62.23]* |
Shorten of nail regularly No Yes |
46 (71.88) 18 (28.13) |
178 (41.30) 253 (58.70) |
1 [Ref.] 0.28 [0.20, 0.39]* |
1 [Ref.] 0.47 [0.17, 1.33] |
When do you change your cloth? Every other day Every week Every two week More than a month |
3 (4.69) 14 (21.88) 38 (59.38) 9 (14.06) |
12 (2.78) 23 (5.34) 224 (51.97) 160 (37.12) |
1 [Ref.] 0.17 [0.07, 0.41]* 0.08 [0.05, 0.15]* 0.32 [0.18, 0.55]* |
1 [Ref.] 4.03 [0.26, 62.27] 1.48 [0.18, 11.91] 1.02 [0.15, 6.83] |
Availability of water supply No Yes |
55 (85.94) 9 (14.06) |
125 (29.00) 306 (71.00) |
1 [Ref.] 0.07 [0.04, 0.10]* |
1 [Ref.] 0.20 [0.03, 1.17] |
Source of home water Pipe water well water Spring water River water |
10 (15.63) 22 (34.40) 27 (42.19) 5 (7.81) |
258 (59.86) 85 (19.72) 59 (13.69) 29 (6.73) |
1 [Ref.] 11.63 [7.04] 14.76 [9.02, 24.14]* 5.56 [2.78, 11.12]* |
1 [Ref.] 2.21 [0.15, 33.22] 3.38 [0.21, 55.06] 1.70 [0.08, 37.76] |
Distance of source water to home in walk Less than half an hour From half an hour to two hours From 2 hrs to 4 hrs walk Longer than 4 hrs walk |
8 (12.50) 3 (4.69) 15 (23.44) 38 (59.38) |
275 (63.81) 19 (4.41) 57 (13.23) 80 (18.56) |
1 [Ref.]
9.05 [5.32, 15.38]* 16.33 [10.20, 26.14]* |
1 [Ref.]
1.08 [0.08, 14.18] 0.86 [0.06, 11.56] |
Do you Sleep with scabies ill person? No Yes |
11 (17.19) 53 (82.81) |
372 (86.51) 58 (13.49) |
1 [Ref.] 30.90 [20.42, 46.76]* |
1 [Ref.] 3.74 [1.11, 12.62]* |
Sharing of bed to others No Yes |
7 (10.94) 57 (89.06) |
339 (78.65) 92 (21.35) |
1 [Ref.] 30.00 [18.56, 48.49]* |
1 [Ref.] 4.45 [1.04, 19.02]* |
Know scabies transmission No Yes |
45 (70.31) 19 (29.69) |
250 (58.00) 181 (42.00) |
1 [Ref.] 0.58 [0.42, 0.81]* |
1 [Ref.] 0.68 [0.24, 1.93] |
*significant variable at p-value < 0.25 in bivariate and < 0.05 at multivariate.