Table 2.

Correlation coefficients

Variable	POW	POB	Q	QW	YPC	P	SBA	PW	DES	PHY	GII	ESE	WLS
POW	1.000
POB	.957**	1.000
Q	.641**	.572**	1.000
QW	.542**	.526**	.559**	1.000
YPC	.496**	.435**	.716**	.452**	1.000
P	−.297**	−.289**	−.344**	−.144	−.095	1.000
SBA	−.676**	−.593**	−.604**	−.458**	−.534**	.285**	1.000
PW	−.100	−.116	−.034	−.193	.026	.532**	.140	1.000
DES	.659**	.602**	.620**	.515**	.676**	−.311**	−.623**	−.192*	1.000
PHY	.567**	.449**	.590**	.429**	.610**	−.125	−.532**	−.043	.719**	1.000
GII	−.538**	−.416**	−.667**	−.419**	−.751**	.169*	.630**	.003	−.716**	−.787**	1.000
ESE	.739**	.676**	.747**	.490**	.720**	−.250**	−.739**	.002	.718**	.658**	−.704**	1.000
WLS	.567**	.436**	.697**	.450**	.669**	−.164*	−.569**	−.004	.709**	.714**	−.728**	.706**	1.000

Note: * and ** denote statistically significant correlation at the 0.05 and 0.01 probability levels (2-tailed), respectively