TABLE 3.

RELAPSE^* AFTER TREATMENT COMPLETION

Regimen	% (Proportion) of Mice Relapsing after Treatment for:
	5 mo	6 mo	7 mo
2 mo RHZ + RH	23 (7/30)	0 (0/30)	Not done
2 mo MEtZA + MEtZ	97 (28/29)	59 (17/29)	20 (6/30)
2 mo LEtZA + LEtZ	100 (26/26)	79 (23/29)	38 (11/29)

Definition of abbreviations: A = amikacin; Et = ethionamide; H = isoniazid; L = levofloxacin; M = moxifloxacin; R = rifampin; Z = pyrazinamide.

^*Relapse was defined by a positive culture upon plating the entire lung homogenate harvested 3 mo after completing the indicated duration of treatment.