Table 5.

Varying sex-differences in time-loss due to head injuries, by injury mechanism (player-to-player contact)

	Men	Women	Women vs. Men
Other mechanisms	Ref	1.57, 95% CI = [1.20, 2.05]	1.57, 95% CI = [1.20, 2.05]
Player-to-player contact mechanisms	1.14, 95% CI = [0.88, 1.49]	1.06, 95% CI = [0.82, 1.37]	0.925, 95% CI = [0.79, 1.08]

Measure of variability in sex-differences on additive scale: RERI = −0.65, 95% CI = [−1.56, 0.26]

Measure of variability in sex-differences on multiplicative scale: Ratio of TLRs = 0.591, 95% CI = [0.433, 0.806]