Table 1.
Heading: Baseline characteristics of high and low responders in the text message survey
| Offered text message survey (n = 238) | High responders (n = 49) |
Low responders (n = 139) |
||
|---|---|---|---|---|
| Age (years) | Mean (SD) | 44.4 (9.0) | 47.7 (9.4) | 43.2* (8.9) |
| Sex (females) | % | 81.5 | 85.7 | 82.7 |
| BMI (kg/m2) | Mean (SD) | 26.7 (4.7) | 26.7 (4.6) | 26.5 (5.2) |
| Job seniority (years) | Mean (SD) | 8.4 (8.4) | 12.1 (10.1) | 7.1* (7.1) |
| Last year LTPA (1-4) |
Mean (SD) | 2.0 (0.8) | 2.2 (0.8) | 2.0 (0.8) |
| Ethnicity (Danish) |
% | 48.7 | 83.7 | 42.4* |
| LBP (> 30 days) |
% | 34.2 | 27.7 | 34.6 |
Table legend: Baseline characteristics of the 238 cleaners who were offered participation in the text message survey, and of those, who consented to participate and responded to more (high responders) or less (low responders) than 80% of both questions. * = significant difference between high and low responders (p < 0.05).