Table 1 Baseline characteristics of participants according to group (mean ± 95% CI)[12]

Age (yrs)

43.30 (SD 9.58)

43.34 (SD 9.20)

0.96

Gender

66% female

68% female

0.78

BMI (kg/m²)

27.16 (26.34, 28.02)

26.92 (26.28, 27.54)

0.71

^aStaff Grade

4.5% (Grade 5+)

3.9% (Grade 5+)

0.07

^aEducation (highest qualification)

40.2% University degree or higher

38.2% University degree or higher

0.97

^aGPAQ: Physical activity category

20.1% High

20.8% High

0.19

23.1% Moderate

30.4% Moderate

56.8% Low

48.8% Low

EQ-5D: Weighted Health Index

0.89 (0.87, 0.92)

0.92 (0.90, 0.94)

0.09

Work absenteeism: sick days (in past 6 months)

2.54 (1.23, 3.84)

3.24 (1.60, 4.88)

0.47

Productivity

0.63 (0.62, 0.64)

0.64 (0.63, 0.65)

0.11