Statin prescription initiation and lifestyle behaviour: a primary care cohort study

BMC Primary Care

Table 1 Demographic characteristics of invited, non-respondent and respondent samples

	Invited Sample (n = 384)	Non-respondent sample (n = 275)	Respondent Sample (n = 109)
Age range	33 – 91 years	33–91 years	Min 38 – 84 years
Mean age (SD)	63 years (SD 11.9)	63 year (SD 11.1)	64 years (SD 10.3)
Sex: Male	n = 177 (46 %)	n = 127 (46.2)	n = 50 (45.9 %)
Female	n = 207 (54 %)	n = 148 (53.8)	n = 59 (54.1 %)
Deprivation rank^a:
Quartile 1 (most deprived)	157 (40.9 %)	120 (43.6 %)	37 (34.0 %)
Quartile 2	54 (14.1 %)	37 (13.5 %)	17 (15.6 %)
Quartile 3	77 (20.2 %)	57 (20.7 %)	20 (18.4 %)
Quartile 4 (least deprived)	96 (25.0 %)	61 (22.2 %)	35 (32.1 %)
High blood pressure	Not known	Not known	76 (69.7 %)
Angina	Not known	Not known	22 (20.2 %)
Myocardial infarction	Not known	Not known	12 (11.0 %)
Stroke	Not known	Not known	8 (7.3 %)
Diabetes mellitus	Not known	Not known	17 (15.6 %)
No cardiovascular morbidity	Not known	Not known	22 (20.2 %)
Current smoker	Not known	Not known	24 (22.0 %)
Ex-smoker	Not known	Not known	29 (26.6 %)

^aDeprivation rank (grouped in quartiles) based on Northern Ireland Multiple Deprivation Index, linked to address postcode (Northern Ireland Multiple Deprivation Measure 2010, Northern Ireland Statistics and Research Agency, http://www.nisra.gov.uk/deprivation/nimdm_2010)

ISSN: 2731-4553