Full cohort | | 137,631 | 738 | 303 | 2.44 | 2.27–2.63 |
Age, yrs | ≤ 39 | 25,810 | 233 | 57 | 4.10 | 3.61–4.68 |
40–49 | 33,229 | 196 | 73 | 2.68 | 2.33–3.10 |
50–59 | 35,671 | 168 | 78 | 2.14 | 1.84–2.50 |
≥ 60 | 42,921 | 141 | 94 | 1.49 | 1.27–1.77 |
Sex | Female | 95,946 | 521 | 211 | 2.47 | 2.26–2.70 |
Male | 41,685 | 217 | 92 | 2.37 | 2.07–2.71 |
Home location | Urban | 121,023 | 635 | 266 | 2.39 | 2.21–2.58 |
Rural | 16,608 | 103 | 37 | 2.82 | 2.33–3.44 |
Socioeconomic status | Higher | 51,146 | 244 | 113 | 2.17 | 1.92–2.47 |
Middle | 26,719 | 132 | 59 | 2.25 | 1.90–2.68 |
Lower | 59,763 | 362 | 131 | 2.75 | 2.48–3.06 |
Comorbidity | Rheumatic | 8433 | 43 | 19 | 2.32 | 1.74–3.16 |
Psychiatric | 44,993 | 321 | 99 | 3.24 | 2.91–3.63 |
General medical | 18,920 | 131 | 42 | 3.15 | 2.66–3.75 |
Acute trauma | 40,690 | 297 | 90 | 3.32 | 2.96–3.73 |
Any combination of the above | 80,713 | 530 | 178 | 2.99 | 2.74–3.26 |
None of above | 56,918 | 208 | 125 | 1.66 | 1.45–1.91 |
Total care | Outpatient clinic ≥ 7 | 111,666 | 648 | 246 | 2.64 | 2.44–2.86 |
Outpatient clinic ≤ 6 | 25,965 | 90 | 57 | 1.58 | 1.29–1.95 |
Emergency department ≥ 1 | 51,713 | 395 | 114 | 3.47 | 3.15–3.84 |
Emergency department = 0 | 85,918 | 343 | 189 | 1.81 | 1.63–2.02 |
Hospital admission ≥ 1 | 13,766 | 78 | 30 | 2.58 | 2.08–3.24 |
Hospital admission = 0 | 123,865 | 660 | 272 | 2.42 | 2.24–2.62 |
Cohort entry | Initial yrs | 47,678 | 265 | 105 | 2.53 | 2.24–2.86 |
Subsequent yrs | 89,953 | 473 | 198 | 2.39 | 2.18–2.62 |
Fibromyalgia | New diagnosis | 89,349 | 473 | 197 | 2.41 | 2.20–2.64 |
Persistent diagnosis | 48,282 | 265 | 106 | 2.50 | 2.21–2.82 |