Table 1

Characteristics of the iASPIRE population (at/before the index CHD presentation)

CHD outpatient
sample overall
History of
stable CCS
History of
ACS
P valueMaleFemaleP value
n=721n=322n=399n=586n=135
Age, years, mean (SD)63.9 (8.87)64.8 (8.82)63.1 (8.86)0.01363.6 (8.87)65.2 (8.81)0.046
Sex, n (%)0.233<0.001
 Male586 (81.3)255 (79.2)331 (83.0)586 (100)0 (0.00)
 Female135 (18.7)67 (20.8)68 (17.0)0 (0.00)135 (100)
Weight, kg, mean (SD)85.5 (16.9)86.2 (18.0)85.0 (16.1)0.46188.7 (15.9)73.0 (15.1)<0.001
Waist circumference, cm, mean (SD)95.3 (9.41)97.5 (9.48)87.8 (4.60)0.11597.2 (8.12)91.5 (12.5)0.523
History of hypertension prior to index event, n (%)349 (48.4)166 (51.6)183 (45.9)<0.001280 (47.8)69 (51.1)0.518
History of dyslipidaemia prior to index event, n (%)344 (47.7)163 (50.6)181 (45.4)<0.001271 (46.2)73 (54.1)0.186
History of diabetes prior to index event, n (%)72 (9.99)43 (13.4)29 (7.27)<0.00160 (10.2)12 (8.89)0.335
History of heart failure prior to index event, n (%)50 (6.93)37 (11.5)13 (3.26)<0.00140 (6.83)10 (7.41)0.429
Smoking status prior to index event, n (%)<0.0010.242
 Never smoker136 (18.9)47 (14.6)89 (22.3)106 (18.1)30 (22.2)
 Non-smoker (but previous smoking history unknown)59 (8.18)27 (8.39)32 (8.02)46 (7.85)13 (9.63)
 Former smoker280 (38.8)131 (40.7)149 (37.3)236 (40.3)44 (32.6)
 Current smoker97 (13.5)28 (8.70)69 (17.3)74 (12.6)23 (17.0)
Aspirin use prior to index event, n (%)332 (46.0)198 (61.5)134 (33.6)<0.001273 (46.6)59 (43.7)0.654
Statin use prior to index event, n (%)281 (39.0)152 (47.2)129 (32.3)<0.001225 (38.4)56 (41.5)0.306
Highest level of education0.1010.118
 No formal schooling3 (0.42)2 (0.62)1 (0.25)2 (0.34)1 (0.74)
 Less than primary school16 (2.22)8 (2.48)8 (2.01)10 (1.71)6 (4.44)
 Primary school completed268 (37.2)137 (42.5)131 (32.8)225 (38.4)43 (31.9)
 Secondary school/high school/intermediate training280 (38.8)114 (35.4)166 (41.6)223 (38.1)57 (42.2)
 College/university/postgraduate completed149 (20.7)60 (18.6)89 (22.3)123 (21.0)26 (19.3)
Relationship status, n (%)0.024<0.001
 Married517 (71.7)217 (67.4)300 (75.2)433 (73.9)84 (62.2)
 Divorced/separated83 (11.5)38 (11.8)45 (11.3)61 (10.4)22 (16.3)
 Widow/widower48 (6.66)29 (9.01)19 (4.76)26 (4.44)22 (16.3)
 Never been married55 (7.63)31 (9.63)24 (6.02)51 (8.70)4 (2.96)
Living alone, n (%)116 (16.1)62 (19.3)54 (13.5)0.11588 (15.0)28 (20.7)0.22
Family income, n (%)0.0450.221
 Very low40 (5.55)19 (5.90)21 (5.26)34 (5.80)6 (4.44)
 Low171 (23.7)93 (28.9)78 (19.5)147 (25.1)24 (17.8)
 Middle451 (62.6)188 (58.4)263 (65.9)355 (60.6)96 (71.1)
 High34 (4.72)12 (3.73)22 (5.51)30 (5.12)4 (2.96)
  • ACS, acute coronary syndrome; CCS, chronic coronary syndrome; CHD, coronary heart disease.