From: Psychometric properties of the Chinese version of adjustment disorder new module-20 in breast cancer patients
Cronbach α
Split-half reliability
Pearson r
Failure to adapt
0.69
0.74
0.57**
Preoccupation
0.82
0.65
0.64**
Anxiety
0.67
0.52**
Impulsivity
0.80
0.36
0.63**
Avoidance
0.73
0.75
0.38*
Depression
0.61
0.62
0.61**
Total scale
0.93
0.87
0.74**