CFS patients (n = 30) | Healthy controls (n = 39) | p-value | |
---|---|---|---|
Sex - no. (%) | |||
Male | 9 (30) | 11 (28) | 0.871 |
Female | 21 (70) | 28 (72) | |
Ethnicity – no. (%) | |||
Scandinavian | 30 (100) | 37 (95) | 0.501 |
Not scandinavian | 0 (0) | 2 (5) | |
Age - years, mean (SD) | 15.2 (1.7) | 15.2 (1.6) | 0.889 |
BMI - kg/m2, mean (SD) | 21.8 (4.5) | 20.3 (2.9) | 0.116 |
Alcoholic beverages - no. (%) | |||
Never | 24 (83) | 28 (78) | 0.618 |
Occationally | 5 (17) | 8 (22) | |
Tobacco products - no. (%) | |||
Never | 24 (86) | 29 (78) | 0.450 |
Occationally | 4 (14) | 8 (22) | |
Narcotics/illigal drugs - no. (%) | |||
Never | 27 (100) | 34 (92) | 0.257 |
Occationally | 0 (0) | 3 (8) | |
School absenteism - %, mean (SD) | 64 (30) | 2 (7) | <0.001 |
Adheres to Fukuda-criteria - no. (%) | |||
No | 9 (31) | n.a. | n.a. |
Yes | 20 (69) | ||
Disease duration - months, median (range) | 19 (56) | n.a. | n.a. |