Table 1.

Descriptive statistics of the analytic cohort.

Characteristics	FCD (n = 180)	Control (n = 2,575)
Demographics
Age (years), M (SD)	67 (8.9)	59 (12.1)
Female sex, n (%)	130 (72)	1,275 (50)
Male sex, n (%)	50 (28)	1,300 (50)
White race, n (%)	164 (91)	1,883 (73)
Black race, n (%)	16 (9)	692 (27)
Audiometric measures
History of noise exposure, n (%)	72 (40)	1,238 (48)
Better-ear PTA, M (SD)	23 (10.9)	18.9 (13.2)
0.5-kHz threshold,  M [IQR]	20 [15, 30]	15 [10, 20]
1 kHz, M [IQR]	15 [10, 25]	10 [5, 20]
2 kHz, M [IQR]	20 [10, 30]	15 [5, 25]
4 kHz, M [IQR]	25 [15, 45]	20 [10, 45]
8 kHz, M [IQR]	35 [15, 55]	35 [20, 60]

Note. FCD = Fuchs corneal dystrophy; PTA = pure-tone average (defined as four-frequency in the better-hearing ear); IQR = interquartile range.