Table 1 Demographic comparison between 2001 and 2007/08 samples
Demographics | 2001 (n = 446) | 2007/08 (n = 677) | Significance χ2 (d.f.), P |
|---|---|---|---|
Sex (%) | Â | Â | Â |
   Male | 59.8 | 51.3 |  |
   Female | 40.2 | 48.7 | 7.75 (1), 0.005 |
Age (%) | Â | Â | Â |
   < 25 years | 35.1 | 36.6 |  |
   25-29 | 26.2 | 29.3 |  |
   30-39 | 28.1 | 21.9 |  |
   40+ | 10.6 | 12.2 | 5.70 (3), 0.127 |