Table 2.

Evaluation of the case processing in respect of overall survival

Case classes		N	Percent
Cases available for analysis	Eventa	81	33.2%
	Censored	150	61.5%
	Total	231	94.7%
Unused cases	Cases with missing values	12	4.9%
	Censored cases prior to earliest event in one layer	1	.4%
	Total	13	5.3%
Total		244	100.0%

a. Dependent variable: post-observation (months) with additional data from the cancer register and residents’ registration office.