Summary of the characteristics of all injured and uninjured snowboarders (crude OR and 95% CI)
| All injuries n=333 (%) | Severe injuries n=208 (%) | Minor injuries n=125 (%) | No injuries n=1261 (%) | All injuries† crude OR (95% CI) | Severe injuries† crude OR (95% CI) | Severe injuries‡ crude OR (95% CI) | |
|---|---|---|---|---|---|---|---|
| Age mean (SD), years* | 17.06 (0.29) | 17.03 (0.37) | 17.10 (0.49) | 17.54 (0.15) | 0.98 (0.96 to 1.01) | 0.98 (0.95 to 1.01) | 1.00 (0.96 to 1.04) |
| Missing | 0 | 0 | 0 | 14 (1.1) | |||
| Sex | |||||||
| Female | 42 (12.6) | 28 (13.5) | 14 (11.2) | 119 (9.4) | 1.36 (0.91to 2.00) | 1.46 (0.91 to 2.30) | 1.23 (0.60 to 2.65) |
| Missing | 0 | 0 | 0 | 23 (1.8) | |||
| Ability | |||||||
| Beginner/novice | 20 (6.0) | 11 (5.3) | 9 (7.2) | 121 (9.6) | 0.43 (0.24 to 0.73) | 0.40 (0.18 to 0.79) | 0.83 (0.29 to 2.45) |
| Intermediate | 126 (37.8) | 75 (36.1) | 51 (40.8) | 329 (26.1) | 1.00 | 1.00 | 1.00 |
| Advanced | 126 (37.8) | 82 (39.4) | 44 (35.2) | 299 (23.7) | 1.10 (0.81 to 1.49) | 1.20 (0.83 to 1.73) | 1.27 (0.74 to 2.18) |
| Expert | 49 (14.7) | 32 (15.4) | 17 (13.6) | 84 (6.7) | 1.52 (0.99 to 2.33) | 1.67 (1.00 to 2.76) | 1.28 (0.61 to 2.73) |
| Missing | 12 (3.6) | 8 (3.9) | 4 (3.2) | 428 (33.9) | |||
| Snowboarding experience mean (SD), year* | 5.70 (0.25) | 5.80 (0.29) | 5.48 (0.47) | 5.98 (0.11) | 0.98 (0.94 to 1.02) | 0.99 (0.94 to 1.03) | 1.02 (0.95 to 1.10) |
| Missing | 88 (26.4) | 40 (19.2) | 48 (38.4) | 48 (3.8) | |||
| TP experience mean (SD), year* | 3.92 (0.22) | 4.08 (0.28) | 3.57 (0.37) | 4.15 (0.09) | 0.98 (0.93 to 1.02) | 0.99 (0.94 to 1.05) | 1.05 (0.96 to 1.14) |
| Missing | 91 (27.3) | 43 (20.7) | 48 (38.4) | 72 (5.7) | |||
| Listening to music | |||||||
| Yes | 69 (20.7) | 51 (24.5) | 18 (14.4) | 425 (33.7) | 0.65 (0.47 to 0.88) | 0.74 (0.52 to 1.06) | 1.58 (0.83 to 3.08) |
| Missing | 57 (17.1) | 24 (11.5) | 33 (26.4) | 11 (0.9) | |||
| Wrist guards | |||||||
| Yes | 16 (4.8) | 13 (6.3) | 3 (2.4) | 64 (5.1) | 1.13 (0.60 to 2.01) | 1.39 (0.69 to 2.61) | 2.23 (0.59 to 12.48) |
| Missing | 55 (16.5) | 22 (10.6) | 33 (26.4) | 15 (1.2) | |||
| Previous snowboard injury | |||||||
| Yes | 119 (35.7) | 82 (39.4) | 37 (29.6) | 692 (54.9) | 0.61 (0.47 to 0.81) | 0.64 (0.46 to 0.88) | 1.13 (0.66, 1.95) |
| Missing | 60 (18.0) | 24 (11.5) | 36 (28.8) | 20 (1.6) | |||
| Temperature (°C) | |||||||
| Above 10 | 23 (6.9) | 17 (8.2) | 6 (4.8) | 189 (15.0) | 0.57 (0.34 to 0.93) | 0.72 (0.39 to 1.27) | 2.00 (0.70 to 6.54) |
| 0–10 | 145 (43.5) | 85 (40.9) | 60 (48.0) | 685 (54.3) | 1.00 | 1.00 | 1.00 |
| −10–0 | 140 (42.0) | 87 (41.8) | 53 (42.4) | 274 (21.7) | 2.45 (1.85 to 3.24) | 2.59 (1.84 to 3.66) | 1.16 (0.70 to 1.92) |
| Below −10 | 25 (7.5) | 19 (9.1) | 6 (4.8) | 113 (9.0) | 1.06 (0.63, 1.71) | 1.37 (0.76 to 2.38) | 2.24 (0.79 to 7.22) |
| Missing | 0 | 0 | 0 | 0 | |||
| Light | |||||||
| Sunny | 186 (55.9) | 117 (56.3) | 69 (55.2) | 795 (63.1) | 1.00 | 1.00 | 1.00 |
| Cloudy | 69 (20.7) | 44 (21.2) | 25 (20.0) | 292 (23.2) | 1.01 (0.73 to 1.38) | 1.02 (0.69 to 1.50) | 1.04 (0.56 to 1.93) |
| Night | 73 (21.9) | 44 (21.2) | 29 (23.2) | 174 (13.8) | 1.79 (1.29 to 2.49) | 1.72 (1.14 to 2.55) | 0.89 (0.50 to 1.63) |
| Missing | 5 (1.5) | 3 (1.4) | 2 (1.6) | 0 | |||
| Snow | |||||||
| Not groomed | 24 (7.2) | 13 (6.3) | 11 (8.8) | 122 (9.7) | 0.74 (0.45 to 1.17) | 0.63 (0.32 to 1.15) | 0.69 (0.27 to 1.76) |
| Missing | 7 (2.1) | 4 (1.9) | 3 (2.4) | 7 (0.6) | |||
*Odds of injury increases for every increase in year.
†Compared with no injuries.
‡Compared with minor injuries.
N, numbers; N/A, not applicable.