Table 1.

Summary results from meta-analytic model: mean estimates, upper and lower confidence interval, sample size (total number of R values considered in the analysis), Egger's regression significance (p-value), total heterogeneity, partial heterogeneity due to the laboratory, species and experiment.

type of R	mean effect size	low CI	high CI	sample size	Egger bias	I2 total	I2 laboratory	I2 species	I2 experiment
temporal R	0.183	0.088	0.282	40	0.032	0.634	0.063	0.372	0.199
temporal R adjusted for test order	0.150	0.095	0.213	40	0.353	0.661	0.000	0.162	0.499
temporal R adjusted for test order and individual determinants	0.279	0.129	0.428	26	0.399	0.738	0.322	0.000	0.416
contextual R	0.267	0.032	0.477	38	0.194	0.885	0.000	0.725	0.160
contextual R adjusted for test order	0.222	0.129	0.312	32	0.054	0.320	0.000	0.296	0.024
contextual R adjusted for test order and individual determinants	0.195	0.085	0.305	37	0.364	0.593	0.000	0.586	0.007