Table 2 Basic information and clinical characteristics of 271 acute diarrhea cases and 149 controls over 5 years
From: Case–control study of diarrheal disease etiology in individuals over 5 years in southwest China
Characteristic | Diarrhea | Control |
|---|---|---|
n (%) | n (%) | |
n | 271 | 149 |
Age | ||
5–15 years | 21 (7.7) | 9 (6.0) |
15–50 years | 175 (64.6) | 94 (63.1) |
≥50 years | 75 (27.7) | 46 (30.9) |
Sex | ||
Male | 133 (49.1) | 73 (49.0) |
Female | 138 (50.9) | 76 (51.0) |
Residence | ||
Urban | 184 (67.9) | 99 (66.4) |
Rural–urban fringe zone | 68 (25.1) | 35 (23.5) |
Rural | 19 (7.0) | 15 (10.1) |
Seasons | ||
Spring (Feb–Apr) | 87 (32.1) | 32 (21.5) |
Summer (May–Jul) | 65 (24.0) | 42 (28.2) |
Autumn (Aug–Oct) | 59 (25.5) | 45 (30.2) |
Winter (Nov–Jan) | 50 (18.5) | 30 (37.5) |
Symptom | ||
Fever (>37.3 °C) | 23 (8.5) | – |
Abdominal pain | 73 (26.9) | – |
Nausea | 91 (33.6) | – |
Vomiting | 58 (21.4) | – |
Dehydration | 3 (1.1) | – |
Tenesmus | 5 (1.8) | – |
Diarrhea | – | |
Watery stool | 70 (25.8) | – |
Mucus stool | 173 (63.8) | – |
Other stool | 28 (10.3) | – |