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Distribution of respondent groups by age
| % (n) | ||||
|---|---|---|---|---|
| Age group | VDs | RDs | NDs | Total |
| 18–30 | 33·5 (194) | 25·2 (140) | 49·3 (229) | 35·2 (563) |
| 31–40 | 34·6 (200) | 39·0 (217) | 21·1 (98) | 32·2 (515) |
| 41–50 | 22·7 (132) | 25·0 (139) | 19·8 (92) | 22·7 (363) |
| 51–60 | 8·3 (48) | 9·9 (56) | 6·9 (32) | 8·5 (136) |
| > 60 | 0·9 (5) | 0·9 (5) | 2·7 (13) | 1·4 (23) |
| Total | 100·0 (579) | 100·0 (557) | 100·0 (464) | 100·0 (1600) |
| P value | 0·1768 | <0·0001 | <0·0001 | <0·0001 |
