Table 2.

Factor analysis results and component analysis of the CAIHLQ.

Item	Components
	Health awareness	Interpersonal relationship	Nutrition	Physical activities
1. Pay attention to regulating oneself in daily life and prevent fatigue	0.742
2. Be able to balance study and leisure time	0.739
3. Feel very meaningful every day	0.729
4. Watch promotional and television programs about improving health	0.714
5. Be brave enough to challenge new things	0.708
6. Do things to relieve stress in daily life	0.697
7. Strive towards the life goals	0.693
8. Think some pleasant things before falling asleep every day	0.685
9. Be full of hope for the future	0.671
10. Ensure adequate sleep	0.604
11. Look at the nutritional composition table on the food packaging bag	0.485
12. Do not drink soft drinks (such as carbonated drinks, fruit juice drinks, natural mineral water drinks, and tea drinks)	0.469
13. Be able to maintain good interpersonal relationships with classmates		0.868
14. Care, love, and warm others regularly		0.845
15. Be able to get along well with families		0.832
16. Can receive help from others when facing difficulties		0.808
17. Take time to be with family or friends		0.799
18. Relax for 15–20 min per day		0.691
19. Eat 200–400 g of vegetables per day			0.798
20. Eat 250–400 g of grains per day			0.796
21. Eat 200–400 g of fresh fruits per day			0.759
22. Drink 250 mL of milk products per day			0.745
23. Eat 80–110 g of red meat per day			0.724
24. Do 60 min of moderate intensity exercise per day				0.866
25. Do 60 min of high-intensity exercise per day				0.854
26. Integrate sports into daily life				0.815
27. Take physical exercise in a planned way				0.770
28. Participate in entertainment sports projects				0.738