The incidence (injuries/1000 player match hours) of acute and gradual onset match injuries on artificial turf and grass for male and female players
| Injury causation factor | Male players | Female players | ||||||
|---|---|---|---|---|---|---|---|---|
| Incidence (95% CI) | Incidence ratio(95% CI) | p Value(z test) | Incidence (95% CI) | Incidence ratio(95% CI) | p Value(z test) | |||
| Artificial turf | Grass | Artificial turf | Grass | |||||
| Nature of onset | ||||||||
| Acute | 24.60 (21.23 to 28.51) | 22.91 (21.20 to 24.76) | 1.07 (0.91 to 1.27) | 0.40 | 18.29 (15.38 to 21.75) | 20.64 (19.23 to 22.15) | 0.89 (0.74 to 1.07) | 0.21 |
| Gradual | 0.69 (0.29 to 1.67) | 0.90 (0.61 to 1.33) | 0.77 (0.30 to 2.02) | 0.60 | 0.71 (0.30 to 1.72) | 1.07 (0.79 to 1.46) | 0.67 (0.26 to 1.69) | 0.39 |
| Cause of onset | ||||||||
| Contact with player | 14.73 (12.18 to 17.82) | 13.34 (12.05 to 14.77) | 1.10 (0.89 to 1.37) | 0.37 | 10.72 (8.55 to 13.44) | 11.68 (10.63 to 12.83) | 0.92 (0.72 to 1.17) | 0.50 |
| Contact with surface | 1.67 (0.95 to 2.94) | 1.87 (1.43 to 2.45) | 0.89 (0.48 to 1.67) | 0.72 | 2.14 (1.29 to 3.56) | 3.38 (2.84 to 4.03) | 0.63 (0.37 to 1.08) | 0.10 |
| Contact with object/ball | 1.95 (1.15 to 3.29) | 1.15 (0.81 to 1.63) | 1.69 (0.90 to 3.17) | 0.10 | 1.29 (0.67 to 2.47) | 1.53 (1.18 to 1.98) | 0.84 (0.42 to 1.70) | 0.33 |
| Non-contact | 6.95 (5.27 to 9.17) | 7.45 (6.50 to 8.53) | 0.93 (0.69 to 1.27) | 0.66 | 4.86 (3.47 to 6.80) | 5.13 (4.45 to 5.91) | 0.95 (0.66 to 1.37) | 0.77 |