Table 1.

Patient baseline characteristics.

CharacteristicsTotal n = 22
Age, median (range), years54.8 (31.0–80.7)
 <45, n (%)4 (18)
 45 to ≤503 (14)
 50 to ≤553 (14)
 55 to ≤607 (32)
 >605 (23)
Gender, n (%)
 Female7 (32)
 Male15 (68)
Tumor location, n (%)
 Colon20 (91)
 Rectum2 (9)
Initial UICC stage, n (%)
 I1 (5)
 II2 (9)
 III15 (68)
 IV3 (14)
 Unknown1 (5)
Tumor status at study inclusion, n (%)
 Tumor-free19 (86)
 Not tumor-free3 (14)
Time since initial diagnosis, n (%)
 <5 years8 (36)
 5 to ≤10 years4 (18)
 10 to ≤15 years4 (18)
 15 to ≤20 years2 (9)
 >20 years4 (18)
MMR gene germline mutation, n (%)
 MLH16 (27)
 MSH26 (27)
 MSH61 (5)
 PMS20
 None in the genes above3 (14)
 No germline data available6 (27)
Performance status (ECOG), n (%)
 015 (68)
 16 (27)
 21 (5)