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Table 1 Comparison between patient and control groups according to demographic data and anthropometric measures

From: Association of primary knee osteoarthritis with DVWA SNP in a group of Egyptian population: a case–control study

Demographic data and anthropometric measures

Patients group (n = 50)

Control group (n = 25)

Test of significance

P

No.

%

No.

%

Age (years)

Mean ± SD

52.92 ± 7.50

50.08 ± 7.04

t = 2.132

0.036*

Gender

Male

10

20.00

6

24.00

χ2 = 0.159

0.692

Female

40

80.00

19

76.00

Weight (kg)

Mean ± SD

83.21 ± 12.21

83.54 ± 11.77

t = 0.109

0.914

Height (cm)

Mean ± SD

161.98 ± 6.47

164.96 ± 9.34

t = 1.614

0.111

BMI (kg/m2)

Mean ± SD

31.59 ± 4.89

30.67 ± 4.24

t = 0.806

0.422

  1. P P value for comparison between the studied groups, SD standard deviation, t value of Student’s t test, χ2 value of chi-square test, % percentage of patients or healthy volunteers
  2. *Statistically significant at P ≤ 0.05