Table 1 Baseline characteristics of referred patients by classification status
From: Appropriateness of referrals from primary care for lumbar MRI
Classified | Not classified | Total | P value | Missing/N (Pct) | |
|---|---|---|---|---|---|
n (%) | 2051 (54.8) | 1691 (45.2) | 3742 (100) | 0/3742 (0.00) | |
Age, mean (SD) | 54.1 (15.8) | 54.8 (15.5) | 54.4 (15.6) | 0.20 | 0/3742 (0.00) |
Sex, n (%) | |||||
Men | 925 (45.1) | 749 (44.3) | 1674 (44.7) | ||
Women | 1126 (54.9) | 942 (55.7) | 2068 (55.3) | 0.62 | 0/3742 (0.00) |
Year, n (%) | |||||
2014 | 266 (13.0) | 218 (12.9) | 484 (12.9) | ||
2015 | 220 (10.7) | 172 (10.2) | 392 (10.5) | ||
2016 | 344 (16.8) | 271 (16.0) | 615 (16.4) | ||
2017 | 608 (29.6) | 498 (29.5) | 1106 (29.6) | ||
2018 | 613 (29.9) | 532 (31.5) | 1145 (30.6) | 0.85 | 0/3742 (0.00) |
Zip code, n (%) | |||||
Outside Eastern Jutland | 155 (7.7) | 107 (6.4) | 262 (7.1) | ||
Eastern Jutland | 1850 (92.3) | 1554 (93.6) | 3404 (92.9) | 0.13 | 76/3742 (2.03) |