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Table 1 Demographic characteristics of the participants

From: The effects of zinc supplementation on the metabolic factors in patients with non-alcoholic fatty liver disease: a randomized, double-blinded, placebo-controlled clinical trial

  

Total

(n = 50)

Intervention

(n = 25)

Control

(n = 25)

 

P-value*

Age (mean ± SD)

 

44.68 ± 9.90

45.2 ± 8.78

44.24 ± 11.08

 

0.757

Gender n (%)

Male

23 (46.0)

12 (48.0)

11 (44.0)

 

1

Female

27 (54.0)

13 (52.0)

14 (56.0)

 

Education n (%)

Diploma or lower

32 (64.0)

15 (60.0)

17 (68.0)

 

0.769

Bachelor or higher

18 (36.0)

10 (40.0)

8 (32.0)

 

Occupation n (%)

Employed

30 (60.0)

15 (60.0)

15 (60.0)

 

1

Unemployed

20 (40.0)

10 (40.0)

10 (40.0)

 
  1. * P-value for age is measured using independent sample t-test, while for other variables chi square test was used
  2. P-values less than 0.05 considered significant