Table 7.
Regression: Concussion and Concussion-Symptom Reporting Intention by Primary Football Position
| χ2 (p value) | B (p value) | χ2 (p value) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Overall | OL | DL | RB | LB | DB | ST | TE | WR | QB | Position | Team | Duration | |
| Intention to report concussion symptoms | 25.97 (0.100) | Ref | 0.30 (0.219) | 0.58 (0.037) | 0.55 (0.023) | 0.74 (0.002) | 0.61 (0.106) | 0.52 (0.116) | 0.63 (0.016) | 1.14 (0.001) | 17.75 (0.023) | 4.70 (0.859) | 5.44 (0.020) |
| Experienced symptoms posthit, continued to play | 81.23 (<0.001) | Ref | −0.19 (0.222) | −0.36 (0.043) | −0.09 (0.554) | −0.72 (<0.001) | −1.12 (<0.001) | −0.36 (0.082) | −0.68 (<0.001) | −0.65 (0.002) | 52.67 (<0.001) | 32.82 (<0.001) | 0.97 (0.324) |
| Experienced symptoms posthit, but did not tell coach or AT | 76.87 (<0.001) | Ref | −0.07 (0.651) | −0.48 (0.004) | −0.08 (0.607) | −0.53 (<0.001) | −0.98 (<0.001) | −0.24 (0.232) | −0.57 (<0.001) | −0.66 (0.001) | 45.82 (<0.001) | 32.54 (<0.001) | 2.85 (0.092) |
| Experienced symptoms day after hit, but did not report | 55.53 (<0.001) | Ref | −0.06 (0.676) | −0.40 (0.010) | −0.12 (0.359) | −0.49 (<0.001) | −0.74 (0.001) | −0.17 (0.372) | −0.40 (0.006) | −0.66 (<0.001) | 35.02 (<0.001) | 23.00 (0.006) | 1.09 (0.297) |
| RTP with symptoms during football career | 27.05 (0.078) | Ref | −1.53 (0.765) | 13.89 (0.016) | −1.51 (0.768) | −5.43 (0.272) | −4.95 (0.522) | −2.73 (0.684) | −4.55 (0.407) | −2.82 (0.683) | 13.42 (0.098) | 13.29 (0.150) | 0.44 (0.508) |
| RTP with symptoms during 2012 football season | 46.21 (<0.001) | Ref | −1.20 (0.022) | −0.79 (0.180) | −1.03 (0.049) | −1.94 (<0.001) | −2.59 (0.001) | −1.74 (0.012) | −1.90 (0.001) | −2.10 (0.003) | 26.05 (0.001) | 20.84 (0.013) | 0.26 (0.609) |
| RTP with symptoms in two weeks preceding survey | 39.59 (0.002) | Ref | −0.20 (0.284) | 0.09 (0.664) | −0.18 (0.322) | −0.56 (0.002) | −0.77 (0.007) | −0.38 (0.121) | −0.53 (0.007) | −0.52 (0.041) | 23.31 (0.003) | 17.73 (0.038) | 0.16 (0.689) |
Reflects differences in intention and RTP outcomes, based on GLM regression including position, team membership, and duration of football career.
OL, offensive linemen; DL, defensive linemen; RB, running backs; DB, defensive backs; ST, special teams; TE, tight end; WR, wide receiver; QB, quarterback; AT, athletic trainer; RTP, return to play.