Abstract: Objective To understand the situation on national case detection of tuberculosis (TB)in 2005.Methods National tuberculosis control quarterly report forms in 2005 were used to to analyze the registration of new smear positive pulmonary TB cases.Results Total 471 732 TB cases were registered,the notification rate was 36.06/100 000 pop,the case detection rate was 78.67%.Of all the new smear positive TB cases,the number and rate of notification in male were higher than those in female,the notification rates in old people were higher than those in young people,the notification rates in 31 provinces were varied from 4.22/100 000 pop to 72.43//100 000 pop.The notification rate of new smear positive was associated with the initial consulting rate(R=0.705).Conclusions Though national case detection rate has achieved the target which has been developed in 2005,TB prevention and control should be further improved.

Key words: Pulmonary tuberculosis/prevention and control, Case detection