TABLE 4.

Comparative English proficiency.

(I) Dialect	(J) Dialect	Mean difference (I-J)	Std. Error	Sig.	95% Confidence interval
					Lower boundary	Upper boundary
Shandong hua	Shanghai hua	−3.13*	0.11	0.000	−3.43	−2.83
	Cantonese	−1.54*	0.15	0.000	−1.95	−1.13
	Wenzhou hua	−0.34*	0.12	0.047	−0.68	0.00
	Putong hua	0.02	0.10	0.999	−0.25	0.29
Shanghai hua	Shandong hua	3.13*	0.11	0.000	2.83	3.43
	Cantonese	1.59*	0.15	0.000	1.17	2.01
	Wenzhou hua	2.79*	0.13	0.000	2.43	3.14
	Putong hua	3.15*	0.10	0.000	2.87	3.44
Cantonese	Shandong hua	1.54*	0.15	0.000	1.13	1.95
	Shanghai hua	−1.59*	0.15	0.000	−2.01	−1.17
	Wenzhou hua	1.20*	0.16	0.000	0.75	1.64
	Putong hua	1.56*	0.14	0.000	1.17	1.96
Wenzhou hua	Shandong hua	0.34*	0.12	0.047	0.00	0.68
	Shanghai hua	−2.79*	0.13	0.000	−3.14	−2.43
	Cantonese	−1.20*	0.16	0.000	−1.64	−0.75
	Putong hua	0.37*	0.12	0.020	0.04	0.69
Putong hua	Shandong hua	−0.02	0.10	0.999	−0.29	0.25
	Shanghai hua	−3.15*	0.10	0.000	−3.44	−2.87
	Cantonese	−1.56*	0.14	0.000	−1.96	−1.17
	Wenzhou hua	−0.37*	0.12	0.020	−0.69	−0.04

*The mean difference is significant at the 0.05 level.