Table 1.
Detection rate of Shigella among children 0–59 months of age with diarrhea (MSD and LSD) and their matched controls in Manhiça district, December 2007 to November 2012
| Age groups | Case/control
|
P-value | |
|---|---|---|---|
| Controls, n (%) | Cases, n (%) | ||
|
| |||
| MSD | |||
| 0–11 months | 1/1047 (0.1) | 6/495 (1.2) | 0.002 |
| 12–23 months | 2/629 (0.3) | 21/276 (7.6) | <0.0001 |
| 24–59 months | 1/303(0.3) | 29/145 (20) | <0.0001 |
| Total | 4/1979 (0.2) | 56/916 (6.1) | <0.0001 |
| LSD | |||
| 0–11 months | 0/155 (0) | 1/155 (0.7) | 0.317 |
| 12–23 months | 1/175 (0.6) | 10/175 (5.7) | 0.006 |
| 24–59 months | 1/101 (1) | 6/101 (5.9) | 0.054 |
| Total | 2/431 (0.5) | 17/431 (3.9) | 0.001 |
Abbreviations: LSD, less severe diarrhea; MSD, moderate-to-severe diarrhea.