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. 2017 Dec 1;15:231. doi: 10.1186/s12955-017-0803-9

Table 4.

Relationship between psychological variables, Karnofsky Performance Index Score and EORTC global score

Effective N Mean (SD) Pearson correlation with EORTC global score
Depression (PHQ-9) 252 7.39 (5.80) −.488***
Anxiety (GAD-7) 252 4.87 (4.77) −.439***
Health-related anxiety (WI-7) 253 4.29 (2.07) −.398***
Brief IPQ (total score) 251 37.00 (12.46) −.411***
PHQ-15 253 8.40 (4.97) −.391***
Sense of coherence (SOC) 253 45.55 (9.73) .371 ***
Karnofsky index 234 90.95 (7.55) .211**

M mean, SD standard deviation

***p < .001, **p < .01