Table 2.

Pearson’s correlations by CPP/FCSm and durability types of publications (all three areas combined)

	CPP/FCSm Total	CPP/FCSm Normal	CPP/FCSm Delayed	CPP/FCSm Flash in the pan
Period of citations 1994–2004
CPP/FCSm Total
Pearson correlation	1	0.956**	0.500**	0.310**
Sig. (2-tailed)		0.000	0.000	0.000
N	1031	1016	921	910
CPP/FCSm Normal
Pearson correlation		1	0.379**	0.225**
Sig. (2-tailed)			0.000	0.000
N		1016	909	903
CPP/FCSm Delayed
Pearson correlation			1	0.068
Sig. (2-tailed)				0.052
N			921	829
CPP/FCSm Flash in the pan
Pearson correlation				1
Sig. (2-tailed)
N				910
Period of citations 1994–2008
CPP/FCSm Total
Pearson correlation	1	0.957**	0.519**	0.285**
Sig. (2-tailed)		0.000	0.000	0.000
N	1031	1016	921	910
CPP/FCSm Normal
Pearson correlation		1	0.384**	0.235**
Sig. (2-tailed)			0.000	0.000
N		1016	909	903
CPP/FCSm Delayed
Pearson correlation			1	0.027
Sig. (2-tailed)				0.432
N			921	829
CPP/FCSm Flash in the pan
Pearson correlation				1
Sig. (2-tailed)
N				910

The same pattern was also observed for the three areas separately

Italicized indicate correlations that are not significant

** Correlation is significant at the 0.01 level (2-tailed)