TABLE.

Isoniazid-Only Latent Tuberculosis Infection Treatment Initiation and Completion Estimates, Based on Individuals in the Optum National Research Database Medical and Pharmacy Claims Data Sample With an Initial Isoniazid Prescription Filled Between July 2011 and March 2014

Measure Description	Measure Value
Person/years during which treatment initiation was assessed	9 555 856.6
Number initiating treatment	1197
Annual treatment initiation rate per 100 000 insured persons	12.53
Number initiating treatment for which completion could be assessed	1074
Number completing ≥6 mo of isoniazid treatment	497
Percent completing ≥6 mo of isoniazid treatment	46.3% (95% CI, 43.3-49.3)
Of those completing ≥6 mo of isoniazid treatment
Number completing ≥6 mo but ≤9 mo	254
Percent completing ≥6 mo but ≤9 mo	51.1% (95% CI, 46.7-55.5)
Number completing ≥9 mo	243
Percent completing at ≥9 mo	48.9% (95% CI, 44.5-53.3)

Abbreviation: CI, confidence interval.