Table 3. Associations between prognostic understanding in caregivers and variables.

^aMann‐Whitney U test.

^bFisher's exact test.

Abbreviations: ECOG, Eastern Cooperative Oncology Group; FACT‐L, the Functional Assessment of Cancer Therapy‐Lung; HADS, Hospital Anxiety and Depression Scale; IQR, interquartile range; SF‐8, Short‐Form 8‐Item Health Survey.