Incidences of lower extremity complaints in general practice
| ICPC* | Complaint/diagnosis | Incidence (95% CI) (per 1000 person-years) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Health insurance | Sex | Total | |||||||||
| Public | Private | Men | Women | ||||||||
| *International Classification of Primary Care. | |||||||||||
| †Significant different incidence between public and private insurance or between men and women (p<0.01). | |||||||||||
| CI, confidence interval. | |||||||||||
| L13 | Hip complaints | 5.8 | (5.5 to 6.1) | 4.4† | (4.1 to 4.8) | 3.8 | (3.6 to 4.1) | 6.8† | (6.4 to 7.2) | 5.3 | (5.1 to 5.6) |
| L14 | Leg/thigh complaints | 10.1 | (9.7 to 10.5) | 6.3† | (5.9 to 6.7) | 7.3 | (6.9 to 7.6) | 10.3† | (9.9 to 10.8) | 8.8 | (8.5 to 9.1) |
| L15 | Knee complaints | 15.5 | (15.0 to 16.0) | 11.9† | (11.3 to 12.5) | 14.2 | (13.7 to 14.8) | 14.2 | (13.7 to 14.7) | 14.2 | (13.8 to 14.6) |
| L16 | Ankle complaints | 3.9 | (3.6 to 4.1) | 2.6† | (2.4 to 2.9) | 3.3 | (3.1 to 3.6) | 3.5 | (3.3 to 3.8) | 3.4 | (3.2 to 3.6) |
| L17 | Foot/toe complaints | 15.1 | (14.7 to 15.6) | 10.9† | (10.3 to 11.5) | 11.5 | (11.0 to 11.9) | 15.8† | (15.3 to 16.4) | 13.7 | (13.3 to 14.0) |
| L77 | Sprain of ankle/foot | 8.2 | (7.8 to 8.5) | 6.4† | (6.0 to 6.8) | 7.3 | (6.9 to 7.7) | 7.8 | (7.4 to 8.2) | 7.6 | (7.3 to 7.8) |
| L78 | Sprain/strains of knees | 3.8 | (3.6 to 4.1) | 3.2† | (2.9 to 3.5) | 4.0 | (3.7 to 4.3) | 3.2† | (3.0 to 3.5) | 3.6 | (3.4 to 3.8) |
| L89 | Osteoarthritis hip | 1.0 | (0.9 to 1.1) | 0.8† | (0.7 to 1.0) | 0.6 | (0.5 to 0.8) | 1.2† | (1.1 to 1.4) | 0.9 | (0.8 to 1.0) |
| L90 | Osteoarthritis knee | 1.6 | (1.5 to 1.8) | 1.1† | (1.0 to 1.3) | 0.9 | (0.8 to 1.0) | 2.0† | (1.8 to 2.2) | 1.5 | (1.3 to 1.6) |
| L96 | Acute meniscus/ligament knee | 1.4 | (1.3 to 1.6) | 1.2† | (1.0 to 1.4) | 1.7 | (1.5 to 1.9) | 1.0† | (0.8 to 1.1) | 1.3 | (2.2 to 1.5) |
| L97 | Chronic internal knee derangement | 3.1 | (2.8 to 3.3) | 2.8† | (2.5 to 3.1) | 2.9 | (2.7 to 3.1) | 3.0 | (2.8 to 3.3) | 3.0 | (2.8 to 3.1) |
| Total | 69.5 | (68.5 to 70.5) | 51.7† | (50.5 to 52.9) | 57.5 | (56.4 to 58.5) | 69.0† | (67.8 to 70.1) | 63.2 | (62.5 to 64.0) | |