|
Gender - no. (%)
| | |
|
Male
|
13 (22)
|
21 (35)
|
|
Female
|
47 (78)
|
39 (65)
|
|
Age - years, mean ± SD
|
15.3 ± 1.5
|
15.5 ± 1.6
|
|
BMI - kg/m2, mean ± SD
|
21.6 ± 4.4
|
21.5 ± 4.0
|
|
Adheres to 1994 CFS case definition - no. (%)
| | |
|
No
|
14 (24)
|
15 (26)
|
|
Yes
|
45 (76)
|
43 (74)
|
|
Genotype a – no. (%)
| | |
|
C/C
|
32 (53)
|
35 (58)
|
|
C/G
|
25 (42)
|
19 (32)
|
|
G/G
|
3 (5)
|
6 (10)
|
|
Disease duration - months, median (range)
|
18 (4 to 72)
|
18 (5 to 104)
|
|
Disease duration – months, mean ± SD
|
19.4 ± 13.0
|
23.5 ± 17.0
|
|
School absenteism - %, mean ± SD
|
66 ± 29
|
64 ± 31
|
|
Smokers – more than once a week – no.
|
1
|
0
|
