Table 2.
Association of culture positive and negative Salmonella species with age group and nature of diarrhea in Mekelle Hospital and Semen Health Center, Nov. 2011 to March 2012.
| Positive (%) | Negative (%) | Total (%) | P-value | |
| (Salmonella spp.) | (Salmonella spp.) | |||
| n=19 | n=241 | n=260 | ||
| Age group in years | ||||
| <5 | Yes 14 (73.7) | 101 (41.9) | 115 (44.2) | 0.007 |
| No 5 (26.3) | 140 (58.1) | 145 (55.8) | ||
| 5–9 | Yes 4 (21.1) | 104 (43.2) | 108 (41.5) | 0.06 |
| No 15 (78.9) | 137 (56.8) | 152 (58.5) | ||
| >9 | Yes 1 (5.3) | 36 (14.9) | 37 (14.2) | 0.245 |
| No 18 (94.7) | 205 (85.1) | 223 (85.8) | ||
| Nature of diarrhoea | ||||
| Watery | ||||
| Yes 9 (47.4) | 154 (63.9) | 163 (62.7) | 0.151 | |
| No 10 (52.6) | 87 (36.1) | 97 (37.3) | ||
| Mucoid | Yes 7 (36.8) | 69 (28.6) | 76 (29.2) | 0.449 |
| No 12 (63.2) | 172 (71.4) | 184 (70.8) | ||
| Bloody | Yes 1 (5.3) | 11 (4.6) | 12 (4.6) | 0.889 |
| No 18 (94.7) | 230 (95.4) | 248 (95.4) | ||
| Mixed | Yes 2 (10.5) | 7 (2.9) | 9 (3.5) | 0.080 |
| No 17 (89.5) | 234 (97.1) | 251 (96.5) | ||