Table 3.
Subject disposition.
| Enrolment | 3-month follow-up | |||
|---|---|---|---|---|
| Total (n) | % Total population | Total (n) | % Total population | |
| Enrolled Subjects: | 2014 | 100 | 575 | 100 |
| Enrolled subject status | ||||
| Evaluable | 2001 | 99.35 | 545 | 94.8 |
| Unevaluable | 13 | 0.65 | 30 | 5.2 |
| Reasons for unevaluable | ||||
| Withdrawal | 8 | 0.39 | 30 | 5.2 |
| Unable to obtain sample | 5 | 0.25 | 0 | 0.0 |
| Gender distribution | ||||
| Female | 1449 | 72.4 | 392 | 72.0 |
| Male | 551 | 27.5 | 153 | 28.0 |
| Undisclosed | 1 | 0.1 | 0 | 0.0 |
| Total | 2001 | 100 | 545 | 100 |
| Age range | ||||
| 18–32 | 628 | 31.4 | 120 | 22.0 |
| 33–47 | 740 | 37.0 | 195 | 35.8 |
| 48–62 | 557 | 27.8 | 205 | 37.6 |
| 63–77 | 76 | 3.8 | 25 | 4.6 |
| Total | 2001 | 100 | 545 | 100 |
| Work status | ||||
| Frontline | 1292 | 64.6 | 397 | 72.8 |
| Non-frontline | 709 | 35.4 | 148 | 27.2 |
| Total | 2001 | 100 | 545 | 100 |
| Ethnic group | ||||
| Asian/Asian British | 472 | 23.59 | 102 | 18.7 |
| Black, African, Caribbean/Black British | 349 | 17.44 | 99 | 18.2 |
| White | 933 | 46.63 | 263 | 48.3 |
| Mixed/Multiple ethnic groups | 61 | 3.05 | 17 | 3.1 |
| Other | 182 | 9.05 | 63 | 11.6 |
| Unknown | 4 | 0.25 | 1 | 0.2 |
| Total | 2001 | 100 | 545 | 100 |
Total subjects during initial enrolment and subsequent 3-month follow up with: gender, occupational status, age range and ethnicity distribution; n and % of total population.