Table 4 Univariate logistic regression analysis of other covariates with reinjury variables (n = 215)

1st Q (1.00 - 1.60)

reference category

reference category

reference category

2nd Q (1.61 - 1.80)

1.65 (0.61- 4.43)

1.94 (0.87- 4.36)

3.72**(1.63- 8.50)

3rd Q (1.81 - 2.20)

1.59 (0.62- 4.10)

3.41**(1.58-7.34)

3.67**(1.67- 8.07)

4th Q (2.21 - 3.40)

1.36 (0.46- 4.01)

2.41*(1.03- 5.68)

2.93*(1.22- 7.03)

1st Q (1.00 - 1.25)

reference category

reference category

reference category

2nd Q (1.26 - 1.42)

0.43 (0.16- 1.13)

0.49 (0.23- 1.03)

0.57 (0.27- 1.22)

3rd Q (1.43 - 1.50)

0.55 (0.22- 1.36)

0.74 (0.36- 1.52)

1.26 (0.62- 2.59)

4th Q (1.51 - 2.25)

0.99 (0.40- 2.46)

1.90 (0.84- 4.28)

3.45**(1.47- 8.09)

1st Q (1.00 - 1.17)

reference category

reference category

reference category

2nd Q (1.18 - 1.67)

0.87 (0.36- 2.10)

0.82 (0.39- 1.73)

1.17 (0.55- 2.49)

3rd Q (1.68 - 2.00)

0.43 (0.15- 1.29)

1.01 (0.45- 2.24)

1.22 (0.54- 2.76)

4th Q (2.01 - 3.83)

0.92 (0.35- 2.39)

0.82 (0.38- 1.84)

2.26 (0.99- 5.13)

1st Q (1.00 - 1.50)

reference category

reference category

reference category

2nd Q (1.51 - 2.00)

0.95 (0.34- 2.64)

1.59 (0.70- 3.59)

1.68 (0.75- 3.81)

3rd Q (2.01 - 2.50)

1.11 (0.36- 3.41)

1.73 (0.70- 4.27)

1.90 (0.77- 4.71)

4th Q (2.51 - 4.00)

1.49 (0.55- 4.03)

2.19 (0.96- 5.00)

2.19 (0.96- 5.00)

16-20 years

reference category

reference category

reference category

21-23 years

0.69 (0.27- 1.74

0.80 (0.39- 1.65)

0.71 (0.34- 1.47)

24-26 years

0.85 (0.29- 2.45)

0.50 (0.21- 1.20)

0.71 (0.30- 1.67)

27 years and older

1.16 (0.47- 2.84)

1.11 (0.52- 2.37)

1.19 (0.56- 2.54)

Playing position^a

4.58***(1.93-10.85)

1.69 (0.97- 2.95)

1.31 (0.76- 2.27)