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. 2014 May;3(3):223–233. doi: 10.3978/j.issn.2225-319X.2014.05.12

Table 1. Demographic variables and comorbidities of patients.

Duration Type N Mean age (years) Male (%) Indication (%)
Type A Type B Acute dissection Chronic dissection
Nienaber et al. (4) Retrospective cohort 12 58.7±10 83 16.6 83.4 0 100
Hofferberth et al. (5) 2003-2010 Retrospective cohort 31 57.8±12.5 71 41.9 58.1 81 19
Lombardi et al. (3) 2007-2009 Prospective cohort 40 58±11 70 0 100 60 40
Melissano et al. (6) 2005-2011 Retrospective cohort 25 56±12 88 0 100 20 80