Table 2.

Baseline Demographic and Clinical Characteristics of Patients with Left Versus Right Unilateral Adrenal Adenomas

Characteristic	Left Unilateral	Right Unilateral	P Value
Patients, n (%)	894 (75.2)	295 (24.8)
Mean age, y	61.5 (12.87)	60.1 (13.2)	0.11
Sex, %
Female	70.1	61.0	0.004
Male	29.9	39.0
Race, %
White	72.2	68.8	0.24
Black	8.1	6.4
Hispanic	5.2	7.5
Other	14.6	17.3
Mean BMI, kg/m2a	29.6 (6.70)	31.0 (7.16)	<0.01
Creatinine, mg/dLb	1.01 (0.83)	0.96 (0.50)	0.37
Smoking status, %
Nonsmoker	39.0	41.0	0.58
Current or past smoker	61.0	59.0
Comorbidity at baseline,c %
Hypertension	58.3	59.0	0.84
Prediabetes	6.3	7.5	0.50
Type 2 diabetes	20.8	22.0	0.68
Composite diabetes	27.1	29.5	0.45
Hyperlipidemia	51.0	49.2	0.59
Coronary artery disease	15.4	15.6	0.93
Peripheral arterial disease	9.1	5.4	0.0498
Myocardial infarction	6.5	6.4	1.00
Stroke	4.4	1.7	0.033
Atrial fibrillation	7.6	6.8	0.70
Chronic kidney disease	8.5	8.1	0.90
Composite cardiovascular diseased	72.3	72.3	1.00
Medications at baseline,c %
Hypertension	55.5	53.9	0.64
Diabetes	15.9	20.0	0.11
Hyperlipidemia	40.7	38.6	0.54
Coronary heart disease	34.2	32.5	0.62
Average follow-up time,e y (standard deviation)	5.1 (4.26)	5.5 (4.38)	0.18

^aEighty-three patients did not have BMI measured at the time of the baseline imaging.

^bSixty-two patients did not have creatinine measured at the time of the baseline imaging.

^cBaseline defined as date of earliest radiologic imaging demonstrating adrenal adenoma.

^dComposite cardiovascular disease defined as diagnosis of hypertension, myocardial infarction, cardiovascular disease, stroke, or peripheral arterial disease.

^eFollow-up time defined as the period of time from earliest radiologic image demonstrating adrenal adenoma to the most recent comprehensive clinic visit.