Table 1.

Participant characteristics.

	Age at symptoms	Age at diagnosis
N analyzed	76,365	26,425
Females, %	64.5%	65.8%
Age, mean (sd)	55.4 (7.67)	55.4 (7.80)
Age at symptoms, mean (sd)	37.3 (15.0)	.a
Age at diagnosis, mean (sd)	.a	42.7(13.1)
Townsend index, mean (sd)	−1.62 (2.86)	−0.9 (3.25)
Body-mass index (sd)	26.8 (4.76)	28.3 (5.53)
Lifetime-smoking %	44.5%	51.3%

^aMeasure is not available for this definition.