Table 2.
The NS-SEC classes of the two cohorts
| NS-SEC classes | MTX-starters, N (%) | Biologic-starters, N (%) |
|---|---|---|
| Class 1: Higher managerial, administrative and professional occupations | 160 (34.6) | 81 (31.2) |
| Class 2: Intermediate occupations | 144 (31.1) | 70 (26.9) |
| Class 3: Routine and manual occupations | 143 (30.9) | 69 (26.5) |
| Uncodeda | 16 (3.5) | 40 (15.4) |
a
Patients who did not provide enough information on their occupation to be coded using the UK Standard Occupational Classification. N: number; NS-SEC: The National Statistics Socio-Economic Classification.