Table 1.

Clinical and biochemical feature of the patients.

Parameter	Essential hypertension	Cushing’s syndrome	P value
n	4	5
Sex(M/F)	4/0	0/5
Age(year)	54.25 ± 7.97	36.80 ± 14.52	NS
Body mass index(kg/m2)	24.59 ± 2.99	26.33 ± 5.36	NS
Systolic blood pressure(mmHg)	143.50 ± 17.25	131.80 ± 14.58	NS
Diastolic blood pressure(mmHg)	89.50 ± 5.45	95.40 ± 9.29	NS
Fasting glucose(mmol/L)	5.25 ± 0.40	5.84 ± 1.76	NS
White blood cell count (109/L)	7.44 ± 1.55	9.55 ± 1.67	NS
Alanine transaminase (U/L)	25.00 ± 9.055	31.40 ± 18.03	NS
Glutamic-oxal(o)acetic transaminase (U/L)	24.5 ± 4.04	24.4 ± 16.04	NS
Morning plasma cortisol levels (µg/dl)		23.08 ± 6.89
(normal value, 4.3–22.4)
Midnight plasma cortisol levels (µg/dl)		22.59 ± 3.08
(normal value, 3.9–16.66)

All data are shown as mean ± Standard Deviation. NS, Not significant.