Table 1 Demographic and clinical characteristics between healthy volunteers and patients according to BMI
Entire simple N = 150 | Normal-weight Control group n = 45 | Normal-weight Patient group n = 53 | Overweight Control group n = 30 | Overweight Patient group n = 22 | ||
|---|---|---|---|---|---|---|
N (%) | n (%) | n (%) | n (%) | n (%) | Statistics | |
Sex (female) | 76 (50.7) | 23 (51.1) | 31 (58.5) | 13 (43.3) | 9 (40.9) | Χ2 = 0.53; p = 0.464a Χ2 = 0.03 p = 0.861b |
Cannabis users | 51 (34.0) | 12 (26.7) | 24 (45.9) | 14 (46.7) | 1 (4.6) | Χ2 = 3.63; p = 0.057a Χ2 = 10.97; p = 0.001b |
Tobacco usersc | 76 (51.4) | 22 (48.9) | 27 (51.9) | 19 (63.3) | 8 (38.1) | Χ2 = 0.09; p = 0.766a Χ2 = 3.16; p = 0.076b |
Mean (sd) | Mean (sd) | Mean (sd) | Mean (sd) | Mean (sd) | Statistics | |
Age at onset (years) | 29.2 (7.15) | 28.2 (6.09) | 27.7 (7.33) | 29.6 (6.53) | 34.5 (7.46) | t = − 0.33; p = 0.739a t = 2.49; p = 0.017b |
BMI at baseline (kg/m2) | 23.8 (4.59) | 22.0 (1.77) | 20.3 (2.28) | 29.6 (3.83) | 28.2 (2.28) | t = − 4.06; p = 0.000a t = − 1.50; p = 0.139b |