| WC 2002 | WC 2006 | |||
| No. of players | No. of players | |||
| Per match | During tournament | Per match | During tournament | |
| (n = 2944) (%) | (n = 736) (%) | (n = 2944) (%) | (n = 736) (%) | |
| Any medication | 1335 (45.3) | 500 (67.9) | 1257 (42.7) | 508 (69.0) |
| NSAIDs | 960 (32.6) | 403 (54.8) | 855 (29.0) | 399 (54.2) |
| Injections* | 120 (4.1) | 77 (10.5) | 103 (3.5) | 58 (7.9) |
| Analgesics | 131 (4.4) | 91 (12.4) | 108 (3.7) | 83 (11.3) |
| β-2-Agonists | 34 (1.2) | 8 (1.1) | 31 (1.1) | 12 (1.6) |
| Antihistamines | 60 (2.0) | 43 (5.8) | 106 (3.6) | 55 (7.5) |
| Any supplement | 925 (31.4) | 314 (42.7) | 1041 (35.4) | 317 (43.1) |
| Any substance | 1809 (61.4) | 582 (79.1) | 1868 (63.5) | 600 (81.5) |
*Corticosteroid and local anaesthetic injections only.