Table 2. Clinical cases of avoidable hospital admissions selected to the study. Ribeirao Preto, SP, Southeastern Brazil, 2006-2012.

Code*	Definition	n	%
	Pulmonary tuberculosis
A15.0	Pulmonary tuberculosis, as confirmed through microscopic examination of expectorated sputum, without or without cell culture.	66	39.0
A15.1	Pulmonary tuberculosis, as confirmed only by cell culture	7	4.1
A15.2	Pulmonary tuberculosis, as histologically confirmed	11	6.5
A15.3	Pulmonary tuberculosis, as confirmed through unspecified means	15	8.9
A16.0	Pulmonary tuberculosis with negative bacteriological and histological exams	0	0
A16.1	Pulmonary tuberculosis with no bacteriological or histological exams	1	0.6
A16.2	Pulmonary tuberculosis, with no mention of bacteriological or histological confirmation	38	22.5
Total		138	81.6
	Extrapulmonary tuberculosis
A15.4/A16.3	Tuberculosis of intrathoracic lymph nodes, with/without mention of bacteriological or histological confirmation	1	0.6
A15.5/A16.4	Tuberculosis of the larynx, trachea, and bronchi, with/without mention of bacteriological or histological confirmation	1	0.6
A15.6/A16.5	Tuberculous pleurisy, with no mention of bacteriological or histological confirmation	4	2.4
A15.7/A16.7	Primary tuberculosis of the airways, with/without mention of bacteriological or histological confirmation	3	1.8
A15.8/A16.8	Other forms of tuberculosis of the airways, with/without mention of bacteriological or histological confirmation	8	4.7
A15.9/A16.9	Unspecified tuberculosis of the airways, with/without mention of bacteriological or histological confirmation	8	4.7
A17.0	Tuberculous meningitis	0	0
A17.1	Meningeal tuberculoma	1	0.6
A17.8	Other tuberculoses of the nervous system	1	0.6
A17.9	Unspecified tuberculosis of the nervous system	4	2.4
Total		31	18.4

* According to the International Classification of Diseases, version 10.