Table 6

Adjusted multiple logistic regression analyses of relationship between knee injuries and potential risk factors (N=536)

Variablesp ValueOR (95% CI: lower bound to upper bound)
Equipment<0.001
 Snowborders1.00
 Alpine skiers1.82(1.39 to 2.38)
 Telemark skiers1.01(0.64 to 1.59)
Skiing ability<0.001
 Non-beginners1.00
 Beginners3.13(2.50 to 3.85)
Age<0.001
 <13 years1.00
 13–20 years0.89(0.63 to 1.22)
 >20 years1.20(0.90 to 1.61)
Nationality*0.008
 Nordic skiers1.00
 Non-Nordic2.50(1.27 to 5.00)
Skiing instruction0.058
 Attended1.00
 Not attended0.81(0.66 to 0.99)
Rented equipment0.64
 Not rented1.00
 Rented1.24(1.01 to 1.52)
Helmet use0.73
 Non helmet1.00
 Helmet users1.14(0.86 to 1.50)
Sex0.30
 Males1.00
 Females1.67(1.38 to 2.03)
  • * Non-Nordic skiers are skiers and snowboarders from outside Norway, Sweden and Denmark.

  • Users with other equipment are excluded because there were few injuries in these groups.

  • Non-beginners are experts, good and intermediate skiers.