Table 2

Index lesion clinical data

Variable	n	Rheumatoid arthritis (n=143 patients)	n	Control (n=541 patients)	p Value*
Variable	n	Total lesions=228 % or mean±SD	n	Total lesions=677 % or mean±SD	p Value*
Index PCI indication (%)
STEMI	227	11	676	9	0.61
NSTEMI	227	26	675	25	0.70
Unstable angina	227	37	676	34	0.57
Positive stress test	224	24	671	29	0.18
Medications at discharge (%)
Aspirin	208	95	657	96	0.69
Clopidogrel	210	95	663	95	0.79
Other dual antiplatelet	210	2	663	4	0.48
Any beta blocker	206	83	662	82	0.75
Any ACE/ARB	210	72	660	68	0.25
Any statin	210	82	662	80	0.57
Low density lipoprotein (mg/dL)	173	97±40	581	94±38	0.48
High density lipoprotein (mg/dL)	173	44±14	581	43±14	0.41
Creatinine clearance*	212	97±50	645	95±41	0.69
Systolic blood pressure (mm Hg)	199	134±25	627	137±24	0.22
Diastolic blood pressure (mm Hg)	199	74±15	627	73±13	0.70
Heart rate (BPM)	199	75±16.5	627	72±14	0.03
Body mass index	164	31±9	538	31±7	0.53
Repeat cath post index PCI (%)	225	51	675	58	0.05
Total number caths post PCI	227	2.25±2.68	666	1.85±2.25	0.41

mean±SD. p Values: logistic and normal linear models for dichotomous and continuous variables, respectively, were created using generalised estimating equations to account for clustered data.
*Excluding patients with end stage renal disease on dialysis.
ARB, angiotensin receptor blocker; NSTEMI, non-ST segment elevation myocardial infarction; PCI, percutaneous coronary intervention; STEMI, ST segment elevation myocardial infarction.