Table 3.

Mean number of errors, standard deviation, and 95% Confidence Interval (CI) for condition and trial type in the three studies by language group. The errors are collapsed across the letter and shape tasks for Studies 1 and 2.

Task	Study 1		Study 2		Study 3
	Monolingual	Bilingual	Monolingual	Bilingual	Monolingual	Bilingual
Global Congruent	1.9 (1.9)	0.9 (1.0)	1.1 (1.0)	1.2 (1.5)	1.3 (1.0)	1.0 (1.2)
CI	±0.8	±0.4	±0.4	±0.6	±0.4	±0.5
Global Neutral	2.9 (3.1)	1.9 (2.1)	2.2 (1.3)	2.4 (1.4)	1.0 (1.7)	1.9 (2.5)
CI	±1.2	±0.8	±0.5	±0.6	±0.7	±1.0
Global Incongruent	10.1 (7.6)	7.4 (5.6)	2.0 (1.6)	1.8 (1.4)	3.9 (2.6)	5.6 (3.9)
CI	±3.0	±2.2	±0.7	±0.5	±1.0	±1.5
Local Congruent	1.4 (1.4)	0.9 (1.1)	0.3 (0.6)	0.6 (0.8)	0.6 (0.8)	0.6 (1.2)
CI	±0.6	±0.4	±0.2	±0.3	±0.3	±0.5
Local Neutral	1.7 (2.1)	1.8 (3.3)	1.1 (0.8)	0.9 (0.9)	1.5 (1.9)	1.0 (1.2)
CI	±0.8	±1.3	±0.3	±0.4	±0.8	±0.5
Local Incongruent	3.4 (2.9)	4.6 (3.1)	1.0 (1.1)	0.8 (1.0)	5.1 (3.2)	3.3 (2.1)
CI	±1.1	±1.2	±0.4	±0.4	±1.2	±0.8