|
Non COC (n = 26)
|
COC Users (n = 35)
|
P
|
---|
|
Median
|
Minimum
|
Maximum
|
Median
|
Minimum
|
Maximum
|
---|
Age (years)
|
15.63
|
14.67
|
16.08
|
15.75
|
11.75
|
19.50
|
0.533
|
Bone age (years)
|
16.00
|
14.00
|
18.00
|
16.50
|
14.00
|
18.00
|
0.604
|
Weight (Kg)
|
51.90
|
42.60
|
64.70
|
52.20
|
41.00
|
73.40
|
0.839
|
Height (m)
|
1.64
|
1.51
|
1.72
|
1.59
|
1.49
|
1.67
|
0.101
|
BMI (Kg/m2)
|
20.02
|
16.69
|
24.03
|
20.88
|
16.63
|
27.82
|
0.233
|
Z-score for BMI
|
−0.08
|
−1.40
|
0.94
|
0.26
|
−1.93
|
1.94
|
0.255
|
BMI (percentile)
|
47.08
|
8.07
|
82.71
|
60.23
|
2.66
|
97.38
|
0.279
|
Lumbar BMD (g/cm2)
|
0.85
|
0.76
|
1.12
|
0.96
|
0.77
|
1.09
|
0.228
|
Lumbar BMC (g)
|
46.37
|
39.90
|
76.64
|
49.82
|
37.70
|
64.80
|
0.330
|
Total body BMD (g/cm2)
|
1.00
|
0.86
|
1.18
|
1.00
|
0.85
|
1.13
|
0.369
|
Total body BMC (g)
|
1783.62
|
1260.69
|
2473.26
|
1831.42
|
1291.25
|
2130.32
|
0.855
|
Subtotal BMD (g/cm2)
|
0.88
|
0.75
|
1.04
|
0.87
|
0.73
|
0.95
|
0.503
|
Subtotal BMC (g)
|
1320.19
|
923.07
|
1860.11
|
1407.01
|
945.38
|
1609.56
|
0.903
|
Total body fat (g)
|
15075.80
|
9539.10
|
22160.10
|
16111.70
|
8504.00
|
25681.00
|
0.976
|
Lean weight (g)
|
33051.00
|
13852.00
|
40656.80
|
36735.60
|
29604.00
|
47615.70
|
0.016
|
Total body fat (%)
|
30.10
|
21.10
|
37.70
|
29.50
|
19.60
|
38.00
|
0.637
|
- Mann–Whitney test, p < 0.05 indicates significant differences.