Table 2.

Comparison of follow-up results of adrenalectomy group and watchful waiting group.

Variables	Adrenalectomy(n=51)	Watchful Waiting(n=32)	P
Systolic pressure, mmHg, mean (SD)
At diagnosis	119.63(12.92)	118.53(14.85)	0.723
After 3 months	114.80(10.90)	114.34(9.23)	0.835
After 6 months	118.57(8.50)	117.00(7.50)	0.395
After 12 months	121.10(5.26)	120.88(4.09)	0.839
After 24 months	122.12(7.30)	122.06(9.66)	0.976
Diastolic pressure, mmHg, mean (SD)
At diagnosis	78.51(10.53)	77.47(12.19)	0.681
After 3 months	72.29(6.06)	72.47(5.35)	0.894
After 6 months	76.90(6.90)	75.94(5.60)	0.508
After 12 months	76.16(4.97)	75.31(4.93)	0.452
After 24 months	75.39(10.96)	77.88(7.69)	0.230
Serum potassium, mmol/L, mean (SD)
At diagnosis	3.88(0.25)	3.94(0.31)	0.301
After 3 months	3.81(0.25)	3.77(0.21)	0.509
After 6 months	3.94(0.34)	3.94(0.41)	0.978
After 12 months	4.21(0.28)	4.16(0.24)	0.462
After 24 months	4.36(0.37)	4.22(0.48)	0.160
Increased aldosterone, n (%)
At diagnosis	0	0	–
After 3 months	0	0	–
After 6 months	0	1(3.1%)	0.386
After 12 months	0	3(9.4%)	0.105
After 24 months	2(3.9%)	3(9.4%)	0.588
Increased cortisol, n (%)
At diagnosis	0	0	–
After 3 months	0	0	–
After 6 months	0	2(6.3%)	0.146
After 12 months	2(3.9%)	3(9.4%)	0.588
After 24 months	2(3.9%)	4(12.5%)	0.301
VMA, mg, median (25th–75th percentile)
At diagnosis	9.04(6.83-12.82)	7.37(3.78-11.11)	0.064
After 3 months	8.90(6.52-11.39)	7.08(3.90-11.36)	0.086
After 6 months	7.79(6.70-9.62)	6.75(5.97-9.96)	0.091
After 12 months	7.25(5.45-9.47)	6.54(4.72-9.62)	0.405
After 24 months	8.50(4.24-12.21)	9.45(6.60-11.76)	0.446

SD, standard deviation; VMA, Urine Vanilla Amygdalic Acid.