Table 3 Differences in exercise capacity with respect to sex, associated clinical conditions, smoking habit and drug treatment.

Variable		No	Exercise capacity (METs)	p Value
Sex	Men	249	7.2 (2.5)	<0.001
	Women	123	5.4 (1.9)
Hypertension	No	120	6.8 (2.6)	0.221
	Yes	252	6.5 (2.3)
Atrial fibrillation	No	358	6.7 (2.4)	0.002
	Yes	14	4.7 (2.0)
Metabolic syndrome	No	72	6.2 (2.4)	0.284
	Yes	268	6.7 (2.5)
Diabetes	No	268	6.8 (2.5)	0.040
	Yes	104	6.2 (2.3)
Smoking habit	No	290	6.5 (2.3)	0.770
	Yes	82	6.6 (2.8)
β Blockers	No	121	6.1 (2.5)	0.003
	Yes	251	6.9 (2.3)
Diuretics	No	193	7.5 (2.4)	< 0.001
	Yes	179	5.7 (2.1)
ACE inhibitors	No	150	6.6 (2.5)	0.728
	Yes	222	6.6 (2.4)
Calcium channel blockers (dihydropyridine)	No	292	6.7 (2.4)	0.111
	Yes	80	6.2 (2.4)
Calcium channel blockers (benzothiazepines)	No	332	6.7 (2.4)	0.126
	Yes	40	6.0 (2.5)
ARB	No	316	6.7 (2.4)	0.068
	Yes	56	6.0 (2.3)
Antiplatelet	No	52	6.0 (2.2)	0.039
	Yes	320	6.7 (2.5)
Anticoagulant	No	331	6.6 (2.5)	0.282
	Yes	41	6.2 (2.2)
Digoxin	No	358	6.7 (2.4)	0.006
	Yes	14	4.9 (2.2)
Arrhythmia drug	No	354	6.3 (2.5)	0.578
	Yes	18	6.6 (2.4)
Glyceryl trinitrate	No	262	7.0 (2.5)	< 0.001
	Yes	110	5.6 (2.0)
Lipid lowering drug	No	128	6.7 (6.7)	0.377
	Yes	244	6.5 (2.3)
α Blocker	No	355	6.6 (2.4)	0.700
	Yes	17	6.8 (2.60

ACE, angiotensin converting enzyme; ARB, angiotensin receptor blocker; METs, metabolic equivalents.