Table 4.

Correlations between repeated measurements of PINem (PINem1-2) and PINop (PINop1-2 for Austria and Germany), above the diagonals and standard errors (below diagonals).

	Austria		Croatia		Germany		Combined
	1	2	1	2	1	2	1	2
PINem1		0.31		0.24		0.15		0.20
PINem2	0.11		0.13		0.07		0.05
PINop1		0.41				0.32		0.34
PINop2	0.10				0.06		0.05