. 2021 Jan 21;60(1):23–39. doi: 10.1007/s00411-020-00890-7

Table 1.

Impact of selection criteria on numbers of individuals in the Life Span Study and in INWORKS

Number of individuals	Life Span Study	INWORKS
Initially in the respective studies	86,611	308,297
Remaining after exclusion of individuals
Firstly, exposed^a before 1945	86,611	305,150
Then, exposed^a,b before age 20	51,215	267,031
Then, exposed^a,b at age 60 and over	45,625	265,144
Then, born before 1886	45,625	265,131
Then, dead or lost to follow-up within 5 years after exposure^a	45,625	259,350

^aFirst monitored in INWORKS

^bAge at bombings in the LSS