Skip to main content

Table 1 Demographic and illness characteristics of bacterial pathogens associated with childhood diarrhea in Beijing

From: Prevalence and antibiotic resistance of bacterial pathogens isolated from childhood diarrhea in Beijing, China (2010–2014)

Characteristic All enrolled subjects (n = 2524) Diarrheagenic E. coli (n = 117)a Salmonella spp. (n = 109) Shigella spp. (n = 37) V. parahaemolyticus (n = 10) Total of all pathogens (n = 269)
Age (years), n (%)
 <1 1497 (59.3) 53 (3.5) 44 (2.9) 5 (0.3) 6 (0.4) 107 (7.1)
 1–2 844 (33.4) 58 (6.9) 52 (6.2) 16 (1.9) 4 (0.5) 127 15.0)
 3–4 131 (5.2) 5 (3.8) 11 (8.4) 9 (6.9) 0 (0.0) 25 (19.1)
 =5 52 (2.1) 1 (1.9) 2 (3.8) 7 (13.5) 0 (0.0) 10 (19.2)
 Mean age ± SD 1.2 (1.1) 1.3 (1.0) 1.5 (1.1) 2.9 (1.8) 1.1 (0.7) 1.6 (1.3)
 P value 0.002 <0.001 <0.001 0.836 <0.001
Sex, n (%)
 Male 1616 (64.0) 70 (4.3) 71 (4.4) 26 (1.6) 3 (0.2) 170 (10.5)
 Female 908 (36.0) 47 (5.2) 38 (4.2) 11 (1.2) 7 (0.8) 99 (10.9)
 P value 0.333 0.517 0.302 0.025 0.765
Seasons, n (%)
 Spring (Mar–May) 584 (23.1) 22 (3.8) 28 (4.8) 0 (0.0) 1 (0.1) 50 (8.6)
 Summer (Jun–Aug) 1029 (40.8) 62 (6.0) 50 (4.9) 31 (3.0) 6 (0.6) 146 (14.2)
 Autumn (Sep–Nov) 615 (24.4) 27 (4.4) 25 (4.1) 6 (0.9) 3 (0.5) 61 (9.9)
 Winter (Dec–Feb) 296 (11.7) 6 (5.1) 6 (5.1) 0 (0.0) 0 (0.0) 12 (2.0)
 P value 0.017 0.229 <0.001 0.397 <0.001
Symptom, n (%)
 Fever (>38 °C) 181 (7.2) 3 (2.6)b 21 (19.3)b 14 (37.8)b 0 (0.0) 38 (14.1)b
 Abdominal pain 112 (4.4) 4 (3.4) 8 (7.3) 7 (18.9)b 0 (0.0) 19 (7.1)b
 Vomiting 165 (6.5) 6 (5.1) 5 (4.6) 9 (24.3)b 0 (0.0) 20 (7.4)
 Dehydration 11 (0.4) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0)
 Watery diarrhea 758 (30.0) 38 (32.5) 20 (18.3)b 8 (21.6) 1 (10.0) 66 (24.5)b
 Mucus diarrhea 1724 (68.3) 76 (65.0) 87 (79.8)b 26 (70.3) 8 (80.0) 193 (71.7)
 Bloody diarrhea 63 (2.5) 2 (1.7) 7 (6.4)b 3 (8.1)b 1(10.0) 13 (4.8)b
 Meandiarrhea frequency ± SD 4.9 (2.4) 4.3 (2.3) 5.7 (2.6) 6.9 (3.6) 4.1 (1.6) 5.2 (2.8)
 Antibiotic consumption 507 (20.1) 25 (21.4) 28 (25.7) 23 (62.2) 5 (50.0) 79 (29.4)
  1. aOne specimen was identified by mixed infection of EPEC and EAEC, therefore n = 117; SD standard deviation
  2. bChi square test was calculated by each symptomdue to different pathogen, all significant P values below 0.05 was noted