The Japanese version of the National Cancer Institute’s patient-reported outcomes version of the common terminology criteria for adverse events (PRO-CTCAE): psychometric validation and discordance between clinician and patient assessments of adverse events

Journal of Patient-Reported Outcomes

Table 3 Pearson correlation coefficients between the function score on the EORTC QLQ-C30 and items of the PRO-CTCAE

	Pearson correlation	95% CI
	Pearson correlation	Lower	Upper
GHS/QOL
Decreased appetite, interference	−0.43	−0.54	−0.31
Fatigue, tiredness, or lack of energy, severity	−0.45	−0.55	−0.32
Fatigue, tiredness, or lack of energy, interference	−0.51	−0.61	−0.40
Physical functioning
Fatigue, tiredness, or lack of energy, severity	−0.43	−0.54	−0.30
Fatigue, tiredness, or lack of energy, interference	−0.49	−0.59	−0.38
Shortness of breath, severity	−0.52	−0.62	−0.40
Shortness of breath, interference	−0.51	−0.60	−0.39
Role functioning
Decreased appetite, severity	−0.42	−0.53	−0.29
Decreased appetite, interference	−0.49	−0.59	−0.38
Fatigue, tiredness, or lack of energy, severity	−0.49	−0.60	−0.38
Fatigue, tiredness, or lack of energy, interference	−0.63	−0.71	−0.53
Nausea, severity	−0.41	−0.52	−0.28
Shortness of breath, severity	−0.40	−0.52	−0.27
Shortness of breath, interference	−0.43	−0.54	−0.31
Emotional functioning
Anxiety, frequency	−0.53	−0.63	−0.42
Anxiety, severity	−0.60	−0.68	−0.50
Anxiety, interference	−0.48	−0.58	−0.36
Sad or unhappy feelings, frequency	−0.61	−0.69	−0.51
Sad or unhappy feelings, severity	−0.66	−0.73	−0.57
Sad or unhappy feelings, interference	−0.60	−0.68	−0.50
Problems with concentration, severity	−0.41	−0.52	−0.28
Problems with concentration, interference	−0.46	−0.57	−0.34
Cognitive functioning
Problems with concentration, severity	−0.52	−0.62	−0.40
Problems with concentration, interference	−0.47	−0.57	−0.35