Univariate and multivariate (adjusted simultaneously for variables shown) associations of different demographic details and clinical variables with the delayed diagnosis of >2 years
| Univariate model | Multivariate model | |||||
|---|---|---|---|---|---|---|
| OR | 95% CI | p Value | OR | 95% CI | p Value | |
| BMI | 0.91 | 0.87 to 0.97 | 0.002 | 0.92 | 0.87 to 0.98 | 0.01 |
| Low education status | 1.76 | 0.95 to 3.2 | 0.069 | 2.09 | 1.07 to 4.07 | 0.02 |
| Deformed joints | 1.95 | 1.09 to 3.48 | 0.024 | |||
| Number of deformed joints | 1.04 | 1.01 to 1.07 | 0.008 | |||
| Erosions | 2.00 | 1.18 to 3.37 | 0.009 | 1.76 | 1.00 to 3.09 | 0.04 |
| Osteolysis | 1.79 | 0.90 to 3.58 | 0.09 | |||
| Sacroiliitis | 1.46 | 0.81 to 2.61 | 0.19 | |||
| Arthritis mutilans | 2.53 | 1.07 to 6.01 | 0.034 | |||
| PCS.SF-36 | 1.03 | 1.01 to 1.06 | 0.006 | 1.08 | 1.04 to 1.12 | <0.001 |
| MCS.SF-36 | 1.01 | 0.99 to 1.03 | 0.21 | |||
| HAQ | 1.48 | 0.95 to 2.32 | 0.08 | 3.49 | 1.80 to 6.79 | <0.001 |
BMI, Body Mass Index; HAQ, Health Assessment Questionnaire; MCS.SF-36, mental health factors of quality of life; PCS.SF-36, physical health factors of quality of life.