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Table 2 Association of lower extremity pain with low back pain among young basketball players

From: High prevalence of low back pain among young basketball players with lower extremity pain: a cross-sectional study

  Lower extremity pain
Absence (n = 375) Presence (n = 217) p value
Low back pain, n (%) 20 (5.3) 56 (25.8)  
Crude ORs (95% CI) 1 6.17 (3.59–10.63) <  0.001
Adjusted ORs (95% CI) 1 6.26 (3.60–10.89) <  0.001
Knee pain
Absence (n = 443) Presence (n = 149) p value
Low back pain, n (%) 36 (8.1) 40 (26.8)  
Crude ORs (95% CI) 1 4.15 (2.52–6.82) <  0.001
Adjusted ORs (95% CI) 1 4.26 (2.55–7.10) <  0.001
Ankle pain
Absence (n = 465) Presence (n = 127) p value
Low back pain, n (%) 41 (8.8) 35 (27.6)  
Crude ORs (95% CI) 1 3.93 (2.38–6.51) <  0.001
Adjusted ORs (95% CI) 1 3.92 (2.33–6.61) <  0.001
  1. Adjusted for sex, age, body mass index, team levels, number of days for training per week, number of hours in practice per day on weekdays and weekends, frequency of participation in games, and practice intensity
  2. OR odds ratio, CI confidence interval