4.

肺癌患者化疗前后SAS得分与生活质量各条目得分的关系（Pearson线性相关分析）

The correlation between SAS scores and items of EORTC QLQ-C30 before and after chemotherapy of lung cancer patients (Pearson linear correlation)

	Before chemotherapy	After 2 cycles	After 4 cycles
*P < 0.05; **P < 0.01.
Functioning scales
Physical	0.047	-0.006	0.161
Role	0.047	-0.044	-0.164
Emotion	0.095	-0.196	-0.078
Cognitive	-0.057	-0.183	-0.066
Social	0.020	-0.252	0.148
Symptom scales
Fatigue	0.157	0.341*	0.417**
Pain	-0.003	-0.003	0.102
Nausea and vomiting	0.001	-0.036	0.158
Specific items reflecting symptoms and economic conditions
Dyspnoea	0.227	0.436*	0.049
Insomnia	0.318*	0.241	0.362**
Appetite loss	0.117	0.066	-0.037
Constipation	-0.043	0.196	0.285*
Diarrhea	-0.062	-0.138	0.173
Financial impact	-0.011	0.091	0.341*
Global quality of life	-0.154	-0.232	0.075