Environmental Health and Preventive Medicine

Table 4 The result of factor analysis in environment

From: Examination of useful items for the assessment of fall risk in the community-dwelling elderly Japanese population

Items		Factor analysis			High-fall risk rate
		Factor loading		Communality	Non-faller (%)	Faller (%)	Difference (%)
		F1	F2	Communality	Non-faller (%)	Faller (%)	Difference (%)
Slippery places^a		0.636	−0.060	0.132	16.3	24.0	7.7 ns
Obstacle^a		0.732	0.044	0.200	25.2	31.4	6.2 ns
House tidy		0.397	0.318	0.074	19.4	24.6	5.2 ns
Dark places in your house		0.679	0.034	0.163	22.6	27.4	4.8 ns
Uneven floors in your house		0.481	−0.151	0.066	76.4	79.4	3.0 ns
Sandals or slippers^a		0.160	−0.502	0.025	60.1	61.7	1.6 ns
Shoes fit^a		0.025	0.684	0.045	2.9	3.4	0.5 ns
Length of pants fit		0.044	0.660	0.043	4.6	5.1	0.5 ns
Eigenvalue		1.820	1.286
Accumulative contribution		22.7%	38.8%

Values in italics mean representative items of each factor
F1, Surrounding environment; F2, clothing; ns, not significant
^aSelected items as useful items

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