Table 2.

VA-AC Baseline Characteristics from 10/1999 to 12/2020

Variable	Achalasia Subjects (n = 2,100)
Age, median (IQR)	65 (57–72)
Sex
Male, n (%)	1949 (92.8)
Female, n (%)	151 (7.2)
Ethnicity
Hispanic, n (%)	142 (6.8)
Non-Hispanic, n (%)	1908 (90.9)
Unknown, n (%)	50 (2.4)
Race
Asian, n (%)	14 (0.7)
Black, n (%)	420 (20.0)
Other, n (%)	9 (0.4)
Pacific Islander, n (%)	16 (0.8)
White, n (%)	1504 (71.6)
Unknown, n (%)	137 (6.5)
BMI, median (IQR)	28.3 (24.9–32.3)
Smoking Status
Current, n (%)	646 (30.8)
Former, n (%)	531 (25.3)
Never, n (%)	722 (34.4)
Unknown, n (%)	201 (9.6)
Aspirin Exposure
Yes, n (%)	814 (38.8)
Diabetes
Yes, n (%)	735 (35.0)
Candida Esophagitis
Yes, n (%)	78 (3.7)
Barrett’s Esophagus
Yes, n (%)	95 (4.5)

IQR = interquartile range; BMI = body mass index