Table 3.
Comparison of Patients Receiving to those Not Receiving RTL Instructions
| Instructions not given | Instructions given | χ2 | P | |
|---|---|---|---|---|
| N = 729 | N = 206 | |||
| Intervention complete | χ2(1) = 137 | <0.001* | ||
| Before | 50% (365) | 5% (10) | ||
| After | 50% (364) | 95% (196) | ||
| Sex | χ2(1) = 0.99 | 0.319* | ||
| Female | 38% (275) | 34% (70) | ||
| Male | 62% (453) | 66% (136) | ||
| Race | χ2(2) = 4.63 | 0.201*† | ||
| Black or African American | 24% (175) | 25% (51) | ||
| White | 65% (473) | 65% (133) | ||
| Other | 11% (81) | 11% (22) | ||
| Ethnicity | χ2(2) = 1.32 | 0.517*† | ||
| Hispanic or Latinx | 8% (58) | 8% (16) | ||
| Not Hispanic or Latinx | 82% (599) | 85% (175) | ||
| Unknown | 10% (72) | 7% (15) | ||
| Age (y, mean ± SD) | — | <0.001‡ | ||
| 13.01 ± 3.41 | 11.74 ± 3.68 | |||
| Primary language | χ2(1) = 0.08 | 0.778* | ||
| English | 95% (690) | 95% (196) | ||
| Other | 5% (39) | 5% (10) | ||
| Insurance | χ2(3) = 15.2 | 0.002*† | ||
| Private/military | 47% (344) | 40% (82) | ||
| Medicaid | 36% (261) | 37% (76) | ||
| Uninsured/self-pay | 5% (36) | 2% (4) | ||
| Unknown | 12% (88) | 21% (44) | ||
| Concussion mechanism | χ2(1) = 0.13 | 0.72* | ||
| Sport-related | 48% (346) | 46% (95) | ||
| Nonsport-related | 52% (382) | 54% (111) | ||
| Head imaging | χ2(1) = 2.1 | 0.148* | ||
| Received | 48% (353) | 43% (88) | ||
| Not received | 52% (376) | 57% (118) | ||
| Discharge provider | χ2(3) = 5.12 | 0.163*† | ||
| Attending/faculty | 30% (222) | 26% (53) | ||
| Fellow | 13% (94) | 18% (38) | ||
| Resident | 51% (371) | 49% (101) | ||
| Mid-level provider/Nursing staff | 6% (42) | 7% (14) |
*Pearson chi squared.
†Applies to test of null hypothesis that distribution of counts across categories is the same between column groups, P < 0.05 suggests distribution is dependent on the column group.
‡Wilcoxon test.