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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Eur J Endocrinol. 2014 Jun;170(6):829–835. doi: 10.1530/EJE-13-1033

Table 4.

Hazard ratios (HR) from Cox regression models, univariable, and multivariable including age at diagnosis, sex, and cortisol production, with and without inclusion of adjuvant therapies. HR for death for the variable biopsy versus no biopsy.

Adjustment Overall Survival Recurrence-free Survival
HR p HR p
univariable 1.1 (0.7-1.8) 0.6 0.9 (0.6-1.4) 0.7
Age, sex, cortisol, stage 1.2 (0.8-2.0) 0.4 1.1 (0.7-1.7) 0.7
 +mitotane 1.2 (0.7-1.9) 0.5 1.0 (0.7-1.7) 0.7
 +XRT 1.2 (0.8-1.9) 0.4 1.1 (0.7-1.7) 0.7
 +mitotane/XRT 1.2 (0.7-1.9) 0.5 1.1 (0.7-1.7) 0.7