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. 2021 Apr 1;16(4):e0249012. doi: 10.1371/journal.pone.0249012

Table 4. Estimated prevalence of latent tuberculosis infection in the United States in 2015 within age group and race/ethnicity, stratified by nativity and in total population.

Groupings US-born Non-US–born Total
Pop. size (N) No. with LTBI (95%CI) % with LTBI (95%CI) Pop. size (N) No. with LTBI (95%CI) % with LTBI (95%CI) Pop. size (N) No. with LTBI (95%CI) % with LTBI (95%CI)
1–14 years 55,495,781 39,689 (37,208 to 43,297) 0.1 (0.1 to 0.1) 1,611,890 99,548 (90,765 to 108,281) 6.2 (5.6 to 6.7) 57,107,672 139,237 (127,973 to 151,578) 0.2 (0.2 to 0.3)
15–24 years 39,112,317 166,000 (154,746 to 179,020) 0.4 (0.4 to 0.5) 3,943,054 379,179 (365,136 to 394,347) 9.6 (9.3 to 10.0) 43,055,372 545,179 (519,882 to 573,366) 1.3 (1.2 to 1.3)
25–44 years 66,037,572 450,500 (432,480 to 470,087) 0.7 (0.7 to 0.7) 16,887,403 2,522,750 (2,461,220 to 2,587,436) 14.9 (14.6 to 15.3) 82,924,976 2,973,250 (2,893,700 to 3,057,523) 3.6 (3.5 to 3.7)
45–64 years 69,263,607 1,200,562 (1,164,182 to 1,239,290) 1.7 (1.7 to 1.8) 13,949,859 2,278,595 (2,218,632 to 2,341,889) 16.3 (15.9 to 16.8) 83,213,466 3,479,157 (3,382,813 to 3,581,179) 4.2 (4.1 to 4.3)
65+ years 40,218,195 859,778 (836,541 to 897,159) 2.1 (2.1 to 2.2) 5,775,767 565,297 (546,098 to 583,532) 9.8 (9.5 to 10.1) 45,993,962 1,425,075 (1,382,639 to 1,480,692) 3.1 (3.0 to 3.2)
Non-Hispanic White 185,609,880 1,263,101 (1,220,621 to 1,315,319) 0.7 (0.7 to 0.7) 7,794,914 1,165,940 (1,133,327 to 1,199,869) 15.0 (14.5 to 15.4) 193,404,794 2,429,041 (2,353,947 to 2,515,189) 1.3 (1.2 to 1.3)
Non-Hispanic Black 34,403,400 1,075,748 (1,039,563 to 1,120,229) 3.1 (3.0 to 3.3) 3,665,468 408,514 (397,086 to 420,403) 11.1 (10.8 to 11.5) 38,068,868 1,484,262 (1,436,650 to 1,540,632) 3.9 (3.8 to 4.0)
Hispanic 35,046,799 232,730 (224,899 to 242,358) 0.7 (0.6 to 0.7) 19,566,449 2,144,785 (2,084,784 to 2,207,207) 11.0 (10.7 to 11.3) 54,613,248 2,377,515 (2,309,683 to 2,449,565) 4.4 (4.2 to 4.5)
Asian/other 15,067,394 144,950 (140,073 to 150,947) 1.0 (0.9 to 1.0) 11,141,144 2,126,130 (2,066,653 to 2,188,006) 19.1 (18.5 to 19.6) 26,208,537 2,271,080 (2,206,726 to 2,338,952) 8.7 (8.4 to 8.9)