Table 2
Internal consistency (Cronbach’s α) and ICCs
Domains
No. of items
Cronbach’s α
ICCs
Constipation related
3
0.65
0.92
Emotional functioning
13
0.76
0.89
Social functioning
11
0.63
0.82
Treatment/interventions
10
0.61
0.87
Total instrument
37
0.87