Patient characteristics according to COGP in the 6-month study period
| All patients | Patients with COGP | ||
| N (%) | n per 1000 (95% CI) | ||
| Total | 569 776 (100) | 11.7 (11.4 to 11.9) | |
| Gender | Female | 287 097 (50.4) | 13.1 (12.7 to 13.6) |
| Male | 282 679 (49.6) | 10.2 (9.8 to 10.5) | |
| Age group, years | 18–29 | 116 342 (20.4) | 15.5 (14.8 to 16.2) |
| 30–39 | 85 453 (15.0) | 13.7 (12.9 to 14.4) | |
| 40–49 | 96 114 (16.8) | 11.1 (10.4 to 11.7) | |
| 50–59 | 94 716 (16.6) | 9.5 (8.9 to 10.1) | |
| 60–69 | 83 667 (14.7) | 9.1 (8.5 to 9.8) | |
| 70–79 | 61 533 (10.8) | 10.1 (9.3 to 10.9) | |
| >80 | 31 951 (5.6) | 10.3 (9.3 to 10.9) | |
| Marital status | Married/cohabiting | 343 049 (60.2) | 11.5 (11.1 to 11.9) |
| Living alone | 226 727 (39.8) | 11.9 (11.5 to 12.4) | |
| Ethnicity | Danish | 491 661 (86.3) | 11.4 (11.1 to 11.8) |
| Immigrant/descendant | 78 115 (13.7) | 13.1 (12.3 to 13.8) | |
| Education, years | <10 | 142 070 (24.9) | 12.5 (11.9 to 13.1) |
| 11–15 | 227 689 (40.0) | 10.8 (10.4 to 11.3) | |
| >15 | 166 644 (29.2) | 11.8 (11.3 to 12.4) | |
| Unknown | 33 373 (5.9) | 12.9 (11.8 to 14.2) | |
| Work affiliation | In the labour force | 356 016 (62.5) | 11.4 (11.0 to 11.8) |
| Outside the labour force | 85 620 (15.3) | 15.3 (14.5 to 16.2) | |
| Retired | 128 140 (22.5) | 9.9 (9.4 to 10.5) | |
| OECD-modified household income, pentiles | 1st (low) | 113 956 (20.0) | 13.3 (12.7 to 14.0) |
| 2nd | 113 955 (20.0) | 12.8 (12.2 to 13.5) | |
| 3rd | 113 957 (20.0) | 11.5 (10.9 to 12.1) | |
| 4th | 113 953 (20.0) | 10.5 (9.9 to 11.0) | |
| 5th (high) | 113 955 (20.0) | 10.2 (9.7 to 10.8) | |
| Multimorbidity index score | 0 | 460 769 (80.9) | 11.7 (11.4 to 12.1) |
| 1 | 52 485 (9.2) | 11.6 (10.8 to 12.6) | |
| 2 | 31.899 (5.6) | 11.0 (9.8 to 12.1) | |
| >3 | 24 633 (4.3) | 11.2 (10.0 to 12.6) | |
| Practices closed for patient intake in the municipality | <60% | 264 254 (46.4) | 12.1 (11.7 to 12.6) |
| 60%–80% | 200 187 (35.1) | 12.1 (11.6 to 12.6) | |
| >80% | 105 335 (18.5) | 9.7 (9.1 to 10.3) | |
| City size | Rural area | 89 014 (15.6) | 10.8 (10.1 to 11.5) |
| Small city | 137 286 (24.1) | 11.7 (11.1 to 12.3) | |
| Medium city | 88 920 (15.6) | 11.4 (10.7 to 12.1) | |
| Large city | 254 556 (44.7) | 12.1 (44.7 to 12.5) | |
| Duration of GP–patient relationship | <2 years | 139 880 (24.6) | 17.4 (16.7 to 18.1) |
| 2–8 years | 203 640 (35.7) | 12.1 (11.7 to 12.6) | |
| >8 years | 226 256 (39.7) | 7.7 (7.4 to 8.1) |
COGP, change of general practitioner without change of address;