Primary and secondary outcomes comparing contacts in the period before versus after introduction of the PHR
| Prevalence of written health-related information OR (95% CI) | Prevalence of missing health-related information OR (95% CI) | Dissatisfaction with health-related information OR (95% CI) | |
| Introduction of PHR (ref. period before introduction) | 4.22 (2.64 to 6.73) | 0.89 (0.42 to 1.88) | 0.43 (0.16 to 1.14) |
| Age of physician | 0.99 (0.96 to 1.01) | 0.97 (0.93 to 1.00) | 1.02 (0.97 to 1.06) |
| Female sex of physician (ref. male physician) | 10.99 (0.53 to 1.85) | 0.43 (0.17 to 1.08) | 0.56 (0.18 to 1.68) |
| Age of patient | 0.99 (0.98 to 1.01) | 1.01 (0.99 to 1.02) | 1.03 (1.01 to 1.05) |
| Female sex of patient (ref. male patient) | 1.33 (0.95 to 1.85) | 1.01 (0.66 to 1.55) | 1.56 (0.94 to 2.58) |
| Prevalence of severe diseases (ref. no severe diseases) | 3.11 (2.17 to 4.43) | 2.73 (1.81 to 4.09) | 1.15 (0.65 to 2.01) |
| Communication barrier (ref. no barrier) | 0.55 (0.24 to 1.23) | 0.15 (0.06 to 0.34) | 0.03 (0.01 to 0.07) |
| Use of an electronic documentation system (ref. paper-based or no records) | 50.33 (24.59 to 102.99) | 0.54 (0.28 to 1.04) | 0.56 (0.23 to 1.31) |
| Number of observations (patient–physician contacts) | 1192 | 1078 | 1175 |
| Number of groups (physicians) | 39 | 39 | 39 |
.PHR, patient-held health record; ref, Reference group.