The analysis of EPTB incidence rate observed a decreasing trend (annual change is −7.6%) which is insignificant at α = 0.05 [ Figure 4 ].
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Silent changes of tuberculosis in Iran (2005-2015): A joinpoint regression analysis.
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The sentences
The PTB+ with changes 11/4% has been a decreasing trend and the trend of PTB− with changes 34/3% has been an increasing trend and their annual variation of trend was insignificant at level of α = 0.05 [ Figure 5 ].