Table 2. Summary of the partial correlation tests where L2 proficiency was correlated with VOT or F0 coefficients. Bold indicates correlation coefficients greater than 0.4

		Tense-Lax		Lax-Asp.		Tense-Asp.
		Estimate	p-value	Estimate	p-value	Estimate	p-value
L2 proficiency (=x) correlated with [y] with [z] controlled
(a) Production
y	z
VOT	F0 & H1-H2	0.212	0.368	–0.12	0.613	0.075	0.745
F0	VOT& H1-H2	0.425	0.061	0.502	0.023	–0.039	0.865
H1H2	VOT & F0	0.15	0.526	0.14	0.538	–0.039	0.865
(b) Perception
y	z
VOT	F0	0.625	0.002	–0.485	0.025	–0.42	0.057
F0	VOT	–0.052	0.819	0.207	0.365	0.31	0.17