Perceived usefulness for physicians of a standardised questionnaire completed by the drivers (preconsultation patient questionnaire) and a reference guide to help physicians during the fitness-to-drive assessment, as well as frequency of use of the information sources provided by the traffic medicine website, stratified by physicians’ characteristics (n=268)
| Characteristics | Preconsultation patient questionnaire perceived as useful, n=197 (75.2%) | P value* | Reference guide perceived as useful, n=234 (88.6%) | P value* | Adj P value† | Traffic medicine website resource regularly used, n=43 (16.6%) | P value* | Adj P value† |
| % (95% CI) | % (95% CI) | % (95% CI) | ||||||
| Medical specialty (n=268) | 0.21 | 0.03 | 0.27 | 0.02 | 0.13 | |||
| Medical assessors | 80.0 (72.1 to 86.1) | 82.2 (74.5 to 88.0) | 8.9 (5.0 to 15.3) | |||||
| Regular practice GPs | 74.2 (68.6 to 79.1) | 90.0 (85.8 to 93.0) | 18.2 (14.0 to 23.4) | |||||
| Gender (n=266) | 0.94 | 0.07 | 0.01 | 0.01 | ||||
| Male | 74.7 (68.4 to 80.2) | 87.0 (81.8 to 90.8) | 13.2 (9.1 to 18.7) | |||||
| Female | 74.4 (65.2 to 81.8) | 93.5 (87.1 to 96.8) | 25.3 (17.9 to 34.4) | |||||
| Age group (years) (n=266) | 0.09 | 0.03 | 0.34 | 0.71 | ||||
| <45 | 82.8 (71.7 to 90.1) | 98.1 (89.7 to 99.7) | 19.0 (11.4 to 30.0) | |||||
| 45–54 | 78.7 (68.4 to 86.4) | 90.1 (81.1 to 95.1) | 15.3 (8.7 to 25.5) | |||||
| 55–64 | 71.8 (62.7 to 79.4) | 86.6 (79.1 to 91.7) | 19.7 (13.4 to 28.1) | |||||
| ≥65 | 64.3 (51.0 to 75.7) | 82.6 (71.7 to 89.9) | 13.1 (6.1 to 25.9) | |||||
| Location of practice (n=263) | 0.52 | 0.50 | 0.40 | |||||
| Urban | 75.4 (69.4 to 80.6) | 89.9 (85.4 to 93.1) | 16.0 (11.8 to 21.5) | |||||
| Rural | 71.8 (61.1 to 80.5) | 87.3 (78.4 to 92.8) | 20.2 (12.7 to 30.4) | |||||
| Number of half days worked per week (n=261) | 0.32 | 0.33 | 0.57 | |||||
| ≤8 | 76.1 (69.6 to 81.5) | 88.3 (83.2 to 92.0) | 18.2 (13.3 to 24.4) | |||||
| >8 | 70.9 (61.9 to 78.6) | 91.7 (85.1 to 95.6) | 15.6 (9.9 to 23.7) | |||||
| Number of fitness-to-drive assessments per week (n=264) | 0.82 | 0.06 | 0.50 | |||||
| ≤2 | 74.8 (68.7 to 80.0) | 90.8 (86.3 to 93.9) | 18.3 (13.7 to 23.9) | |||||
| >2 | 73.5 (63.4 to 81.6) | 83.7 (75.1 to 89.8) | 15.0 (8.7 to 24.4) | |||||
| Number of procedures often or always performed (n=209) | 0.98 | 0.55 | 0.55 | |||||
| <15 | 78.4 (69.8 to 85.1) | 87.8 (80.4 to 92.7) | 18.1 (11.9 to 26.6) | |||||
| ≥15 | 78.3 (69.9 to 84.8) | 90.3 (83.7 to 94.4) | 15.2 (9.7 to 23.0) |
*Design-based F tests (corrected weighted Pearson χ2 tests).
†Adjusted for medical specialty, gender, age group, location of practice, number of half days worked per week, number of assessments per week, number of working years in private practice (multivariable logistic regressions for survey weighted data).
GPs, general practitioners.