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Total number of donations among donors (VDs and RDs)
| % (n) | ||||
|---|---|---|---|---|
| Total number of donations | VDs | RDs | Total | P value |
| 1–3 times | 29·0 (168) | 42·2 (235) | 35·4 (403) | <0·0001 |
| 4–10 times | 29·9 (173) | 34·1 (190) | 31·9 (363) | <0·0001 |
| >10 times | 41·1 (238) | 23·7 (132) | 32·7 (370) | <0·0001 |
