Table 2.

The EFA results for qi-stagnation constitution.

Variables	Factor 1	Factor 2	Factor 3
Duration of stay in Macau	−0.306	−0.056	0.698
Education level	0.914	−0.149	−0.163
Length of education	0.897	−0.063	0.023
Time falling asleep	0.387	−0.772	−0.075
Sleep duration	0.182	0.878	0.183
Weekly exercise hours	−0.458	−0.059	−0.437
Tobacco consumption	0.321	0.448	0.602
Alcohol consumption	−0.095	0.610	−0.119
Sugar-containing beverage intake	0.014	−0.010	0.811
Eigenvalues	2.238	1.973	1.778
Cumulative variance (%)	24.871	46.789	66.548