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Table 1 Baseline Demographics and Clinical Characteristics of Non-Smokers Undergoing Enhanced External Counterpulsation

From: Passive tobacco exposure may impair symptomatic improvement in patients with chronic angina undergoing enhanced external counterpulsation

Variables No SHS Exposure (n = 918) SHS Exposure (n = 108) p-value
Age (years ± SD) 68.1 ± 10.7 66.1 ± 11.7 0.033
Male (%) 73.6 65.7 0.081
Hypertension (%) 81.4 83.2 0.66
Hyperlipidemia (%) 93.3 87.6 0.035
Diabetes mellitus (%) 43.6 40.7 0.57
Carotid artery disease (%) 24.9 24.3 0.90
Stroke (%) 6.8 13.2 0.018
Prior smoking (%) 61.0 72.4 0.023
  1. Values are expressed as mean ± SD or percentage