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NS: not significant
| Group S (n=110) | Group C (n=110) | Total (N=220) | ||||
| Mean age in years ±SD (Range) | 39.02±16.87 (18-65) | 39.10±14.21 (18-65) | 39.06±15.56 (18-65) | |||
| t=0.048; p=0.969 (NS) | ||||||
| Gender | No. | % | No. | % | No. | % |
| Female | 55 | 50.0 | 54 | 49.1 | 109 | 49.5 |
| Male | 55 | 50.0 | 56 | 50.9 | 111 | 50.5 |
| χ2=3.856 (df=1); p=0.796 | ||||||
