Table 4.

Survival of SCLCs Detected in the NLST LDCT Arm

Mode of Detection	No.	3-y Cancer-Specific Survival	3-y All-Cause Survival
Screen detected	49	15.3%	14.9%
Interval detected	15	20.0%	20.0%
Postscreening/never screened	79	13.8%	13.8%

One-year cancer-specific survival: screen-detected, 64.8%; interval detected, 33.3%; and postscreening, 55.7%. Median cancer-specific survival: screen detected, 1.3 years; interval detected, 0.9 year; and postscreening, 1.1 years. See Table 1 and 2 legends for expansion of abbreviations.