Table 2. - Mean, variance, correlation item/total and Cronbach's alpha for the ADQ-BV. Fortaleza, CE, Brazil, 2012.

	Mean of the scale if the item is deleted	Variance of the scale if the item is deleted	Correlation item/total	Cronbach's alpha if the item is deleted
Item1	153.90	192.191	.297	.827
Item 2	153.36	192.097	.363	.824
Item 3	153.32	188.453	.540	.819
Item 4	154.10	191.750	.290	.827
Item 5	153.39	191.594	.422	.822
Item 6	153.22	192.931	.434	.822
Item 7	153.05	196.756	.315	.826
Item 8	153.56	194.751	.303	.826
Item 9	153.20	200.242	.175	.829
Item 10	154.11	192.568	.283	.827
Item 11	152.98	193.031	.442	.822
Item 12	152.72	197.708	.381	.825
Item 13	152.80	197.186	.431	.824
Item 14	152.83	196.910	.467	.824
Item 15	153.62	197.252	.189	.830
Item 16	153.43	189.519	.435	.821
Item 17	153.85	194.428	.236	.829
Item 18	154.34	199.026	.135	.832
Item 19	154.75	190.568	.317	.826
Item 20	153.46	190.753	.438	.822
Item 21	153.95	193.757	.319	.825
Item 22	152.84	195.573	.375	.824
Item 23	153.82	194.517	.286	.826
Item 24	153.26	195.053	.364	.824
Item 25	152.62	202.473	.156	.829
Item 26	152.72	199.329	.272	.827
Item 27	152.73	200.637	.210	.828
Item 28	152.85	198.978	.253	.827
Item 29	152.67	201.054	.231	.828
Item 30	152.76	197.527	.361	.825
Item 31	152.59	200.561	.456	.826
Item 32	152.89	198.316	.271	.827
Item 33	152.58	201.681	.363	.827
Item 34	152.80	202.242	.123	.830
Item 35	154.09	193.116	.265	.828
Item 36	154.34	188.739	.373	.824
Item 37	153.73	188.506	.468	.820
Item 38	153.13	199.137	.268	.827