Skip to main content

Table 2 Counts of events in patients with colorectal cancer treated with curative intention (n = 332).

From: Survival endpoints in colorectal cancer and the effect of second primary other cancer on disease free survival

Years from diagnosis 1 2 3 4 5 6 7 8  
Number entering the interval 332 305 286 261 242 221 209 156  
Type of event in numbers          Total
Locoregional recurrence 1 2 0 0 1 0 0 0 4
Distant metastases 13 20 13 10 6 2 2 0 66
Second primary, same cancer 0 2 1 1 0 0 0 0 4
Second primary, other cancer 2 4 6 5 4 3 1 1 26
Death from same cancer 6 10 13 12 8 3 6 1 59
Death from other cancer 1* 0 1* 1 0 2 0 0 5
Non - cancer-related death 14 9 11 6 12 7 7 8 74
Treatment-related death 6 0 0 0 0 0 0   6
Loss to follow-up 0 0 0 1 0 0 0   1
Number of events for each type of survival endpoint
DFS 36 35 29 18 22 12 10 8 170
RFS 34 29 25 16 18 9 4 4 139
OS 27 19 25 19 20 12 13 9 144
TTF 20 22 15 11 6 4 2 0 80
TTR 14 20 13 10 7 2 2 0 68
CSS 6 10 13 12 8 3 6 1 59
Cumulative number of events at 3 and 5 years n
DFS    100   140     155
OS    71   110     125
  1. Numbers are presented up to 8 years of follow-up.
  2. * Death from other cancer diagnosed before the primary CRC. DFS: disease-free survival; RFS: relapse-free survival; TTF: time to treatment failure; TTR: time to recurrence; CSS: cancer-specific survival; OS: overall survival