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Table 1 Demographic characteristics of obese subjects scheduled for LSG (pre-operative) and non-obese subjects

From: Is neuregulin-1 (NRG-1) a potential blood biomarker linking depression to obesity? A case-control study

Characteristics

Obese (n = 108)

Non-obese (n = 100)

Test of Sig

P

Gender

 Male

22 (20.4%)

32 (32.0%)

χ2 = 3.653

0.056

 Female

86 (79.6%)

68 (68.0%)

Age

 Mean ± SD

34.74 ± 8.56

32.72 ± 9.46

t = 1.614

0.108

 Median (Min. – Max.)

34.0 (18.0–62.0)

30.0 (20.0–61.0)

Education

 Illiterate/ read & write

0 (0.0%)

6 (6.0%)

χ2 = 4.008

MCp = 0.147

 Secondary school

10 (9.2%)

8 (8.0%)

 University / post graduate studies

97 (89.8%)

86 (86.0%)

Occupation

 Not working

27 (25.0%)

15 (15.0%)

χ2 = 3.222

0.073

 Working

81 (75.0%)

85 (85.0%)

Marital status

 Not married

36 (33.3%)

41 (41.0%)

χ2 = 5.400

MCp = 0.070

 Married

67 (62.0%)

59 (59.0%)

 Divorced

5 (4.7%)

0 (0.0%)

  1. SD Standard deviation, t Student t-test, χ2 Chi square test, MC Monte Carlo, p P value for comparing between the studied obese subjects and non-obese subjects