How many words are Australian children hearing in the first year of life?

BMC Pediatrics

Table 2 Daily LENA measures: distribution by the total sample and maternal education

	Adult Word Count				p-value*	Child Vocalization Count				p-value*	Conversational Turn Count				p-value*
	M	SD	Min	Max	p-value*	M	SD	Min	Max	p-value*	M	SD	Min	Max	p-value*
6 month Data Collection
Total Sample (n = 227)	16,845.88	7102.57	2958	39,583		1319.48	551.74	87	3064		330.77	137.23	16	710
Mother’s Education
Low Educated (n = 63)	16,747.75	7228.62	2958	37,397	0.90	1454.06	660.86	87	3064	0.05	347.90	152.39	16	629	0.28
High Educated (n = 164)	16,883.58	7075.57	3795	39,583	0.90	1267.78	496.24	147	3017	0.05	324.19	130.84	58	710	0.28
12 month Data Collection
Total Sample (n = 245)	14,888.66	6782.11	4389	45,849		1416.37	561.13	158	3373		369.26	178.34	21	1156
Mother’s Education
Low Educated (n = 79)	14,407.25	7156.63	4389	42,545	0.44	1406.57	588.38	158	3373	0.85	345.71	188.99	21	1023	0.15
High Educated (n = 166)	15,117.76	6606.38	4701	45,849	0.44	1421.04	549.45	196	3316	0.85	380.46	172.51	46	1156	0.15

*p-value is based on independent sample t-tests comparing the means between high and low educated groups

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