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Table 4 Average number of days with symptoms during the intervention period

From: Effects of the regular intake of the probiotic Lactobacillus reuteri (DSM 17938) on respiratory and gastrointestinal infections in a workplace setting: a double-blind randomized placebo-controlled trial

 

Intervention group

Control group

p-valuea

 

(n = 79)

(n = 80)

 

Cough

7.52

10.79

0.67

Common cold

10.38

13.81

0.51

Hoarseness

3.34

3.50

0.91

Sore throat

3.92

4.37

0.26

Earache

1.19

0.95

0.75

Headache

3.53

5.42

0.16

Fever

1.02

0.99

0.73

Stomachache

0.96

1.30

0.58

Diarrhea

0.60

1.33

0.01

Vomiting

0.21

0.04

b

Any symptom

32.67

42.50

0.25

  1. ap-values calculated using chi-square test or t-test.
  2. bStatistical analysis not possible due to low case frequency.