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Table 2 Characteristics of the participants

From: DNA methylation in the OPG/RANK/RANKL pathway is associated with steroid-induced osteonecrosis of the femoral head

Variable (s)

Case (n = 50)

Control (n = 50)

p value

Sex (N, %)

  

1.000 a

Male

25 (25.0)

25 (25.0)

 

Female

25 (25.0)

25 (25.0)

 

Age, years (mean ± SD)

41.36 ± 12.45

41.32 ± 13.37

0.988 b

Clinical stages

   

Stage I-II

20 (40.0)

  

Stage III-IV

30 (60.0)

  

TC (mmol/L)

4.85 ± 1.05

4.80 ± 1.05

0.780 b

TG (mmol/L)

1.77 ± 1.06

1.96 ± 1.12

0.323 b

HDL-C (mmol/L)

1.07 ± 0.27

1.18 ± 0.30

< 0.001 b

LDL-C (mmol/L)

2.64 ± 0.76

2.49 ± 0.71

0.015 b

  1. TC Total cholesterol, TG Triglycerides, LDL-C Low-density lipoprotein-cholesterol LDL-C High-density lipoprotein-cholesterol
  2. p < 0.05 indicates statistical significance
  3. a Chi-squared test
  4. b Independent samples t test