Prevalence of Treatment Failure among Pulmonary Tuberculosis Patients in Federal Medical Centre, Gombe, Northeastern Nigeria

Table 4

Serial sputum AFB results of study participants who were smear positive at entry (n-115).

AFB result	SS at entry	SS at 2 months	SS at 5 months	SS at 7 months
	freq (%)	freq (%)	freq (%)	freq (%)
Positive	115	80 (69.6%)	26 (22.6%)	24 (20.9%)
Negative	None	35 (30.4%)	89 (77.4)	91 (79.1)
Total	115 (100)	115 (100)	115 (100%)	115 (100%)

AFB: acid fast bacilli; SS: sputum smear; freq: frequency.