Table 2 Odds ratios and 95% confidence intervals bivariate and multivariate models of the risk of gastrointestinal (GI) symptoms among 331 patients with acute respiratory infections (ARIs)

High Fever (>39 °C)

99 (52.4)

57 (40.1)

1.6 [1.1-2.5]

(0.01)

1.7[1.1-2.7]

(0.03)

Headaches

151 (79.9)

93 (65.6)

2 [1.2-3.4]

(0.002)

2 [1.2-3.4]

(0.003)

Human Coronavirus in single infection in nasopharynx

22 (11.6)

6 (4.2)

2.9 [1.1-7.6]

(0.01)

2.7 [1.2-6.8]

(0.02)

Antipyretic consumption before consultation among 104 influenza patients without co-infection

32/59 (54.2)

35/45 (77.8)

0.3 [0.1-0.8]

(0.001)

0.3 [0.1-0.6]

(0.002)

 Influenza A

8 (4.2)

4 (2.8)

1.5 [0.4-5.2]

(0.46)

n.i.

 Influenza B

6 (3.1)

7 (4.9)

0.6 [0.2-1.9]

0.66

n.i

 Human Rhinovirus

6 (3.1)

7 (4.9)

0.6 [0.2-1.9]

(0.66)

n.i

 Human Coronavirus

3 (1.6)

1 (0.7)

2.3 [0.3-22.1]

(0.42)

n.i

 Respiratory Syncytial Virus

0 (0.0)

0 (0.0)

n.i.

n.i

 Human Bocavirus

1 (0.5)

0 (0.0)

n.i.

n.i

 Human Metapneumovirus

1 (0.5)

1 (0.7)

n.i.

n.i

 Human Parainfluenzavirus

1 (0.5)

0 (0.0)

n.i.

n.i

 All respiratory pathogens

26 (13.7)

20 (14.1)

0.9 [0.5 1.9]

(1)

n.i

 Enteric pathogens

19 (10.0)

5 (3.5)

3.0 [1.2-8.4]

(0.02)

3.2 [1.2-9.9]

(0.02)