Table 1

Profile of participants by adherence status
Characteristics Adherers (%) Non-adherers (%) p
n (%) 314 (45.0) 387 (55.0) -
Gender 0.619a
Men (%) 124 (40.0) 160 (41.0)
Women (%) 190 (60.0) 227 (59.0)
Mean age (SD) 48.4 (14.5) 44.4 (13.2) <0.001b
Ethnic group 0.856a
White 195 (63.1) 238 (63.4)
Black 62 (20.1) 82 (21.9)
Asian 35 (11.3) 37 (9.9)
Other non-White 17 (5.5) 18 (4.8)
Occupational group 0.002a
Unemployed 97 (33.0) 148 (43.2)
Retired 69 (23.5) 46 (13.5)
Unskilled/partly skilled 30 (10.2) 27 (7.9)
Skilled 71 (24.1) 76 (22.2)
Managerial/professional 27 (9.2) 45 (13.2)
Mean IMD score (Range) 35.4 (4.4-61.5) 35.9 (12.8-61.5) 0.591b
Method of payment 0.153a
Long term (monthly/direct debit) 229 (87.7) 188 (83.2)
Short term (pay & play) 32 (12.3) 38 (16.8)
Clinical category 0.282b
Metabolic 103 (32.8) 125 (32.3)
Orthopaedic 78 (24.8) 86 (22.2)
Mental health 53 (16.9) 88 (22.7)
Cardiovascular 52 (16.6) 59 (15.2)
Respiratory 14 (4.5) 20 (5.2)
Other 14 (4.5) 9 (3.2)
Mean BMI at baseline (SD) 31.9 (6.8) 32.2 (7.2) 0.630a
Baseline blood pressure 0.389a
Normal 175 (56.1) 229 (59.3)
Elevated 137 (43.9) 157 (40.7)

aChi squared test, bT test.

Tobi et al.

Tobi et al. BMC Public Health 2012 12:347   doi:10.1186/1471-2458-12-347

Open Data