[Influences of intervention on the abilities of detecting pulmonary tuberculosis cases in general hospitals].

Objective: To explore the influences of intervention on the abilities of detecting pulmonary tuberculosis cases in general hospitals.

Methods: We selected 6 general hospitals at 3 different levels (A, B, and C). The intervened group included hospitals A1, B1, and C1, and the non-intervened group included hospitals A2, B2, and C2.