Variables | Subtotal | Positive (%) | Negative (%) | COR (95Â % CI) | AOR (95Â % CI) |
---|---|---|---|---|---|
Sex | |||||
 Boys | 401 | 140 (34.91) | 261 (65.09) | 6.84 (4.32–11.17) | 7.25 (4.33–12.71) |
 Girls | 317 | 23 (7.26) | 294 (92.74) | 1 | 1 |
χ 2 test |  |  |  | 77.065 | – |
P-value |  | < 0.0001 | – | ||
Age (years) | |||||
 10–12 | 126 | 22 (17.46) | 104 (82.54) | 1 | 1 |
 13–15 | 485 | 107 (22.06) | 378 (77.94) | 1.34 (0.81–2.26) | – |
 16–18 | 94 | 29 (30.85) | 65 (69.15) | 2.11 (1.11–4.01) | 4.43 (2.62–7.49) |
 19–21 | 11 | 4 (36.36) | 7 (63.64) | 2.70 (0.64–10.08) | – |
 22–24 | 2 | 1 (50) | 1 (50) | 4.73 (0.12–185.89) | – |
χ 2 test |  | 0.642 | – | ||
P-value |  | 0.4231 | – | ||
Address | |||||
 Dutsin-Ma | 398 | 90 (22.61) | 308 (77.39) | 1 | 1 |
 Safana | 320 | 73 (22.81) | 247 (77.19) | 1.01 (0.71–1.44) | – |
χ 2 test |  | 0.004 | – | ||
P-value |  | 0.9495 | – | ||
Altitude | |||||
 500–530 m | 312 | 55 (17.63) | 257 (82.37) | 1.69 (1.18–2.45) | 1.27 (0.87–1.88) |
 531–560 m | 406 | 108 (26.61) | 298 (73.39) | 1 | 1 |
χ 2 test |  | 8.083 | – | ||
P-value |  | 0.0045 | – | ||
Fathers’ occupation | |||||
 Civil servants | 249 | 43 (17.27) | 206 (82.73) | 1 | 1 |
 Farmers | 115 | 33 (28.69) | 82 (71.3) | 1.93 (1.14–3.24) | 2.08 (1.2–3.59) |
 Other brown collar jobs | 351 | 87 (24.79) | 264 (75.21) | 1.58 (1.05–2.39) | 1.42 (0.92–2.23) |
 Late (Dead) | 2 | 0 (0) | 2 (100) | 0 | – |
 Retiree | 1 | 0 (0) | 1 (100) | 0 | – |
χ 2 test |  | 0.0001 |  | ||
P-value |  | 0.9921 | – | ||
Mothers’ occupation | |||||
 Civil servants | 76 | 7 (9.21) | 69 (90.79) | 1 | – |
 Farmers | 2 | 0 (0) | 2 (100) | 0 | – |
 Other brown collar jobs | 390 | 96 (24.62) | 294 (75.38) | 3.22 (1.49–7.82) | – |
 Housewives | 250 | 60 (24) | 190 (76) | 3.11 (1.41–7.68) | – |
χ 2 test |  | 6.359 | – | ||
P-value |  | 0.0117 | – | ||
Grand total | 718 | 163 (22.7) | 555 (77.3) | Â | Â |