Table A1.

Full inter-item correlation matrix

ItemP1P2P3P4P5PL1PL2PL3PL4PR1PR2PR3PR4PR5PF1PF2PF3PF4
P11.000.540.480.510.460.320.290.310.280.350.330.300.340.310.270.260.250.29
P20.541.000.570.490.520.300.280.330.270.360.350.320.370.340.290.240.260.28
P30.480.571.000.440.500.270.310.290.260.340.380.360.330.350.250.230.270.26
P40.510.490.441.000.470.290.260.300.280.370.320.310.350.300.280.270.240.29
P50.460.520.500.471.000.280.300.320.270.330.340.350.310.360.260.250.280.27
PL10.320.300.270.290.281.000.590.620.550.410.390.380.400.370.330.310.290.34
PL20.290.280.310.260.300.591.000.580.530.380.360.350.390.340.300.280.270.32
PL30.310.330.290.300.320.620.581.000.600.420.400.370.430.390.340.320.300.35
PL40.280.270.260.280.270.550.530.601.000.390.370.360.410.350.310.290.280.33
PR10.350.360.340.370.330.410.380.420.391.000.610.580.640.570.450.430.410.47
PR20.330.350.380.320.340.390.360.400.370.611.000.630.590.600.440.420.390.46
PR30.300.320.360.310.350.380.350.370.360.580.631.000.560.620.410.400.380.43
PR40.340.370.330.350.310.400.390.430.410.640.590.561.000.650.470.450.420.48
PR50.310.340.350.300.360.370.340.390.350.570.600.620.651.000.430.410.400.44
PF10.270.290.250.280.260.330.300.340.310.450.440.410.470.431.000.520.490.55
PF20.260.240.230.270.250.310.280.320.290.430.420.400.450.410.521.000.470.51
PF30.250.260.270.240.280.290.270.300.280.410.390.380.420.400.490.471.000.50
PF40.290.280.260.290.270.340.320.350.330.470.460.430.480.440.550.510.501.00

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