Fig. 2From: Hypothyroidism and risks of cerebrovascular complications among patients with head and neck cancer after radiotherapyCumulative time to events between patients with euthyroid (EU) and hypothyroidism (HT). Multivariate-adjusted survival curves comparing the time to (a) carotid artery stenosis (CAS) progression and (b) ischemic stroke between patients with EU and HT. The incidence rates of CAS progression and ischemic stroke were comparable between the 2 groupsBack to article page