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. 2024 Jun;24(6):594–601. doi: 10.1016/S1473-3099(23)00818-6

Figure 2.

Figure 2

Longitudinal interferon γ values by groups over time in individuals with QFT Plus conversion

Longitudinal interferon γ values of the 49 participants (n=25 in BCG group; n=24 in placebo group) at baseline, month 12, and follow-up 6 to 12 months after month 12. Each line represents data for one participant; not shown are data for participants who did not have a QFT Plus conversion and those who had missing QFT results after the initial conversion. The dashed line denotes the manufacturer's recommended threshold for a positive test (≥0·35 IU/mL). QFT=QuantiFERON TB Gold.