Character | Total | ED visits | Hospital admissions | ||
Unadjusted | Adjusted* | Unadjusted | Adjusted* | ||
OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | ||
No of patients | 83 468 | ||||
Sex (from RPDB) | |||||
Male | 46 724 | 1.00 | 1.00 | 1.00 | 1.00 |
Female | 36 744 | 1.24 (1.15 to 1.34) | 1.18 (1.09 to 1.28) | 1.22 (1.04 to 1.44) | 1.21 (1.03 to 1.42) |
Material deprivation quintile | |||||
1—Lowest (reference) | 19 772 | 1.00 | 1.00 | 1.00 | 1.00 |
2 | 18 280 | 1.10 (0.98 to 1.25) | 1.10 (0.97 to 1.25) | 1.07 (0.84 to 1.37) | 1.11 (0.87 to 1.42) |
3 | 15 719 | 1.18 (1.04 to 1.34) | 1.17 (1.03 to 1.33) | 0.95 (0.73 to 1.23) | 1.00 (0.77 to 1.30) |
4 | 13 822 | 1.40 (1.24 to 1.59) | 1.39 (1.22 to 1.58) | 1.01 (0.78 to 1.32) | 1.06 (0.81 to 1.39) |
5—Highest | 15 347 | 1.40 (1.23 to 1.58) | 1.37 (1.21 to 1.55) | 1.24 (0.97 to 1.58) | 1.26 (0.98 to 1.61) |
Missing | 528 | 2.02 (1.36 to 3.01) | 1.92 (1.28 to 2.87) | 4.58 (2.71 to 7.75) | 4.80 (2.79 to 8.28) |
Residence† | |||||
Urban (reference) | 73 686 | 1.00 | 1.00 | 1.00 | 1.00 |
Rural | 9648 | 1.29 (1.16 to 1.45) | 1.19 (1.05 to 1.34) | 0.93 (0.72 to 1.20) | 0.99 (0.75 to 1.30) |
No of major ADGs | |||||
0 (Reference) | 57 966 | 1.00 | 1.00 | 1.00 | 1.00 |
1 | 21 012 | 1.15 (1.06 to 1.26) | 1.12 (1.02 to 1.22) | 0.97 (0.80 to 1.17) | 0.96 (0.79 to 1.16) |
2 | 4490 | 1.39 (1.19 to 1.63) | 1.35 (1.15 to 1.58) | 1.53 (1.14 to 2.07) | 1.53 (1.14 to 2.07) |
Usual provider of care model | |||||
No model (reference) | 25 667 | 1.00 | 1.00 | 1.00 | 1.00 |
Family health group | 14 482 | 1.04 (0.92 to 1.17) | 0.99 (0.88 to 1.12) | 1.00 (0.79 to 1.25) | 0.99 (0.79 to 1.26) |
Family health Team | 22 046 | 1.17 (1.06 to 1.30) | 1.08 (0.97 to 1.20) | 0.77 (0.62 to 0.96) | 0.76 (0.61 to 0.95) |
Family health organisation | 18 699 | 1.00 (0.89 to 1.11) | 0.91 (0.81 to 1.02) | 0.95 (0.76 to 1.17) | 0.90 (0.72 to 1.13) |
Comprehensive care model | 1745 | 0.81 (0.59 to 1.11) | 0.75 (0.55 to 1.03) | 1.01 (0.59 to 1.75) | 0.98 (0.57 to 1.70) |
Other | 829 | 1.28 (0.88 to 1.84) | 1.03 (0.69 to 1.53) | 0.30 (0.08 to 1.22) | 0.26 (0.06 to 1.10) |
Type of surgery | |||||
Cholecystectomy (reference) | 782 | 1.00 | 1.00 | 1.00 | 1.00 |
Tonsillectomy | 40 135 | 0.96 (0.69 to 1.33) | 0.94 (0.67 to 1.33) | 1.83 (0.82 to 4.11) | 1.12 (0.49 to 2.58) |
Implantation of internal devices, tympanic membrane | 33 458 | 0.29 (0.21 to 0.40) | 0.28 (0.19 to 0.40) | 0.11 (0.04 to 0.26) | 0.05 (0.02 to 0.13) |
Muscle repair of the chest and abdomen: hernia | 6235 | 0.39 (0.27 to 0.57) | 0.39 (0.26 to 0.57) | 0.19 (0.07 to 0.53) | 0.11 (0.04 to 0.31) |
Knee joint repair | 1955 | 0.45 (0.29 to 0.70) | 0.47 (0.30 to 0.73) | 0.20 (0.05 to 0.80) | 0.21 (0.05 to 0.83) |
Nerves in the forearm and wrist | 148 | 0.68 (0.26 to 1.77) | 0.67 (0.26 to 1.73) | 0.00 (0.00 to ****) | 0.00 (0.00 to ****) |
Shoulder surgery | 755 | 0.51 (0.29 to 0.88) | 0.50 (0.29 to 0.88) | 0.17 (0.02 to 1.43) | 0.18 (0.02 to 1.50) |
*Adjusted for age and Local Health Integration Network (results not shown).
†Estimates based on Rurality Index of Ontario 2008.
‡Johns Hopkins Aggregated Diagnostic Groups.