From: Tuberculosis and homelessness in Montreal: a retrospective cohort study
 | Homeless (n = 20) | Non-Homeless (n = 1803) | Odds Ratio or P-Value | ||
---|---|---|---|---|---|
TB Isolates Genotyped, % of Culture-Positive | 20 | 100% | 1521 | 95% | - |
High-copy* isolates, % of Genotyped | 17 | 85% | 1257 | 83% | OR = 1.2 (95% CI = 0.35-4.1) |
Genetically Clustered†, % of Genotyped | 11 | 55% | 286 | 19% | OR = 5.3 (95% CI = 2.2-13) |