Table 4.
Factor analysis(principal component analysis)

Construct	Items	Mean	Sth.	Loadings	Eig.	% of variance	Alpha
Accessibility	Sign board	3.30	0.86	0.73	2.129	42.581	0.649
	Public transportation	3.34	1.00	0.66
	Walking access	3.45	1.00	0.44
	Vehicle access	3.41	1.04	0.67
	Car entrance	3.17	1.06	0.72
KMO=.583, Chi-square=1,669.498, df=10, p<.000
Convenience	Walking, running	3.88	0.75	0.69	3.18	52.98	0.82
	Bicycle	3.43	0.95	0.67
	Sports facilities	3.21	0.83	0.75
	Rest area	3.42	0.87	0.76
	Public toilet	3.39	0.89	0.75
	Vulnerable population	3.19	0.86	0.74
KMO=.858, Chi-square=2,193.711, df=15, p<.000
Facility conditions	Trails	3.67	0.77	0.78	3.77	62.88	0.88
	Sports facilities	3.27	0.81	0.74
	Rest area	3.43	0.81	0.81
	Public toilet	3.40	0.87	0.80
	Illegal banner	3.47	0.86	0.77
	Open spaces	3.58	0.81	0.85
KMO=.886, Chi-square=538.067, df=15, p<.000
Safety	Pedestrian traffic	3.69	0.78	0.81	3.35	66.95	0.88
	Sports facilities	3.58	0.73	0.86
	Night light	3.55	0.79	0.80
	Public toilet	3.56	0.83	0.83
	Risk of crime	3.36	0.83	0.79
KMO=.855, Chi-square=2,993.173, df=10, p<.000
Landscape / scenery	Landscape and waterscape	3.72	0.74	0.84	3.75	75.02	0.92
	Natural affinity	3.82	0.78	0.87
	Harmonious with other facilities	3.69	0.77	0.90
	Planting maintenance	3.72	0.82	0.89
	Plenty of greenery	3.50	0.90	0.83
KMO=.895, Chi-square=3,458.327, df=10, p<.000