Education-related variation in coronary procedure rates and the contribution of private health care in Australia: a prospective cohort study

Table 2 Sample characteristics by education level for patients admitted to hospital with angina

	Education Level						Total
	Low		Intermediate		High
	%	n	%	n	%	n	%	n
Participants	14.5	631	67.6	2939	17.9	778	100	4348
Age, mean (SD)	71.6	10.4	70.5	10.2	68.4	10.1	70.3	10.3
45–54 years	6.2	39	6.6	194	8.2	64	6.8	297
55–64 years	22.2	140	25.1	738	30.2	235	25.6	1113
65–74 years	31.5	199	34.1	1003	37.0	288	34.3	1490
75–84 years	31.5	199	25.8	758	16.7	130	25.0	1087
≥85 years	8.6	54	8.4	246	7.8	61	8.3	361
Sex
Male	48.3	305	55.4	1629	64.5	502	56.0	2436
Female	51.7	326	44.6	1310	35.5	276	44.0	1912
Remoteness
Major cities	43.3	273	50.2	1476	61.3	477	51.2	2226
Inner regional	40.3	254	37.2	1093	29.7	231	36.3	1578
Outer regional/remote/very remote	15.1	95	11.2	328	7.2	56	11.0	479
Country of birth
Australia/New Zealand	80.5	508	79.3	2330	71.5	556	78.1	3394
Other	18.5	117	19.6	577	27.5	214	20.9	908
BMI
Underweight	0.6	4	1.0	29	0.8	6	0.9	39
Normal weight	20.4	129	25.8	758	29.4	229	25.7	1116
Overweight	38.4	242	40.3	1185	42.8	333	40.5	1760
Obese	27.9	176	25.1	738	21.2	165	24.8	1079
Physical functioning
No or minor limitations	28.2	178	42.4	1245	58.5	455	43.2	1878
Moderate limitation	23.3	147	27.7	813	23.4	182	26.3	1142
Severe limitation	26.0	164	14.4	422	9.9	77	15.3	663
Comorbidities
None	84.3	532	87.8	2580	90.7	706	87.8	3818
1	5.6	35	4.7	139	5.1	40	4.9	214
≥ 2	10.1	64	7.5	220	4.1	32	7.3	316
Private health insurance
Yes	46.8	295	63.9	1879	84.1	654	65.0	2828
No	53.3	336	36.1	1060	15.9	124	35.0	1520

n Number of participants, SD Standard deviation
Note: Percentages (%) are given within each column/education group
Missing data: remoteness (1.5%); country of birth (1.1%); BMI (8.1%); physical functioning (15.3%); and comorbidities (7.3%)
Education level defined as low (no school certificate/qualifications), intermediate (school or leaving certificate/trade/apprenticeship/diploma/other certificate) and high (university degree or higher)

ISSN: 1475-9276