Patients with pheochromocytoma exhibit low aldosterone renin ratio-preliminary reports

BMC Endocrine Disorders

Table 3 Receiver Operating Characteristic (ROC) curves

	cutoff value	AUC	Sensitivity	Specificity	*p value*	confidence interval
(A) ROC curves for PCC from SCS and NFA.
PRA	1.45	0.741	72.2	73.5	0.003	0.609–0.874
ARR	80.9	0.811	77.8	85.4	< 0.001	0.700–0.923
uMN + uNMN	0.146	0.872	77.8	92.6	< 0.001	0.766–0.978
PRA + uMN + uNMN	0.132	0.935	88.9	82.6	< 0.001	0.876–0.993
ARR + uMN + uNMN	0.213	0.944	94.4	86.7	< 0.001	0.889–0.999
(B) ROC curves for PCC from NFA.
PRA	1.55	0.751	70.0	80.6	0.004	0.603–0.899
ARR	95.4	0.858	83.3	86.7	< 0.001	0.764–0.983
uMN + uNMN	0.218	0.859	61.1	100	< 0.001	0.743–0.975
PRA + uMN + uNMN	0.819	0.946	94.4	83.3	< 0.001	0.890–1.003
ARR + uMN + uNMN	0.718	0.939	94.4	86.2	< 0.001	0.872–1.006

PRA plasma renin activity, ARR aldosterone renin ratio
(A) uMN + uNMN; −2.738 + 8.019 × uMN −0.002 × uNMN, PRA + uMN + uNMN; −3.314 + 0.319 × PRA + 8.111 × uMN - 0.002 × uNMN, ARR + uMN + uNMN; − 0.054 -0.028 × ARR + 10.076 × uMN - 0.004 × uNMN
(B) uMN + uNMN; 2.203–6.983 × uMN + 0.003 × uNMN, PRA + uMN + uNMN; 2.798–0.338 × PRA - 7.032 × uMN - 0.003 × uNMN, ARR + uMN + uNMN; − 0.584 + 0.031 × ARR - 9.848 × uMN + 0.005 × uNMN

ISSN: 1472-6823