Baseline characteristics.

<p>Data are presented as mean± standard deviation unless mentioned otherwise. A, before angiography; CAS, coronary artery spasm; D, at discharge; hs-CRP, high-sensitivity C-reactive protein.</p>*<p>hs-CRP samples were collected in a subset of 555 patients, with 223 and 332 in the control and CAS groups, respectively. Log-transformed values were used in analyses.