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Table 1 Epidemiological and clinical features of acute gastroenteritis (AGE) patients

From: Clinical and molecular analyses of norovirus-associated sporadic acute gastroenteritis: the emergence of GII.17 over GII.4, Huzhou, China, 2015

 

Positive

Negative

    

Parameter

N = 196

N = 550

χ 2

P

OR

95% CI

Sex (male:female)

101:95

252:298

1.892

0.169

1.257

0.907–1.743

Setting

  

2.124

0.145

0.608

0.309–1.194

 Inpatient

11 (5.6)

49 (8.9)

–

–

–

–

 Outpatient

185 (94.4)

501 (91.1)

–

–

–

–

Age

  

5.963

0.199

–

–

 ≤5

10 (5.1)

37 (6.7)

–

–

–

–

 6–15

2 (1.0)

12 (2.2)

–

–

–

–

 16–40

117 (59.7)

275 (50.0)

–

–

–

–

 41–60

46 (23.5)

145 (26.4)

–

–

–

–

 >60

21 (10.7)

81 (14.7)

–

–

–

–

Fever (>38 °C)

  

1.855

0.173

0.638

0.333–1.224

 Yes

12 (6.1)

51 (9.3)

–

–

–

–

 No

184 (93.9)

499 (90.7)

–

–

–

–

Vomiting

  

1.371

0.242

1.274

0.849–1.911

 Yes

42 (21.4)

97 (17.6)

–

–

–

–

 No

154 (78.6)

453 (82.4)

–

–

–

–

Stool type

  

4.039

0.097

–

–

 Watery

194 (99.0)

527 (95.8)

–

–

–

–

 Bloody

0 (0)

5 (0.9)

–

–

–

–

 Non-watery, non-bloody

2 (1.0)

18 (3.3)

–

–

–

–

Diarrhea (times/day)

  

0.256

0.880

–

–

 3–4

97 (49.5)

261 (47.5)

–

–

–

–

 5–9

82 (41.8)

241 (43.8)

–

–

–

–

 ≥10

17 (8.7)

48 (8.7)

–

–

–

–

Abdominal pain

  

6.551

0.010

1.932

1.159–3.220

 Yes

176 (89.8)

451 (82.0)

–

–

–

–

 No

20 (10.2)

99 (18.0)

–

–

–

–