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Table 3 Main characteristics of cases and controls, broken down by demographic features, lifestyle habits, underlying pathologies, drug use and influenza vaccination status

From: Do the omeprazole family compounds exert a protective effect against influenza-like illness?

VARIABLES

Cases (n = 254)

Controls (n = 254)

p-value*

Demographic features and lifestyle habits

   

Aged 65 yrs or more^

53 (20.9%)

50 (19.7%)

0.45

Smoking§

37 (14.6%)

45 (17.7%)

0.40

Drinking†§

23 (9.1%)

13 (5.1%)

0.12

Underlying Pathologies

   

Cardiovascular diseases§

14 (5.5%)

38 (15.0%)

0.0004

Hypertension§

56 (22.0%)

53 (20.9%)

0.80

Respiratory diseases§

21 (8.3%)

21 (8.3%)

0.87

Diabetes§

9 (3.5%)

19 (7.5%)

0.06

Cancer§

3 (1.2%)

5 (2.0%)

0.72

Kidney diseases§

7 (2.8%)

8 (3.1%)

1.00

Dyslipidemia§

9 (3.5%)

45 (17.7%)

<0.0001

Gastric ulcer§

5 (2.0%)

29 (11.4%)

<0.0001

Gastric diseases§ ǂ

5 (2.0%)

14 (5.5%)

0.07

Drugs taken

   

Fibrates§

1 (0.4%)

8 (3.1%)

0.046 **

Statins§

9 (3.5%)

44 (17.3%)

<0.0001

Antibiotics§

8 (3.1%)

5 (2.0%)

0.58

Omeprazole family compounds§

19 (7.5%)

73 (28.7%)

<0.0001

Vaccination status

   

Influenza vaccination§

44 (17.3%)

86 (33.9%)

<0.0001

  1. ^Reference: Less than 65 yrs.
  2. Reference: More than 2 glasses of wine or more than one glass of spirits a day.
  3. §Reference: NO.
  4. ǂExcept Gastric ulcer.
  5. *Two-tailed p-value (McNemar’s test for matched case-control studies).
  6. **According to conventional criteria, this difference is considered to be statistically significant.
  7. The statistical significant p values are reported in bold.