Volume 26, Number 9—September 2020
Research Letter
Latent Tuberculosis Screening Using Electronic Health Record Data
Table
TB testing and treatment among foreign-born outpatients attending UC San Diego Health Medical Center, San Diego, California, USA, March 31, 2018–March 30, 2019*
Variable | TB tested, no. (%) |
p value | |
---|---|---|---|
No, n = 6,797 | Yes, n = 1,437 | ||
Sex | |||
F | 4,390 (64.6) | 860 (59.8) | 0.000 |
M |
2,407 (35.4) |
577 (40.2) |
|
Nationality or regionality | |||
Mexican | 5,142 (75.7) | 1,074 (74.7) | 1.0 |
Chinese | 732 (10.8) | 186 (12.9) | |
Vietnamese | 635 (9.3) | 91 (6.3) | |
Filipino | 186 (2.7) | 44 (3.1) | |
Guatemalan | 43 (0.6) | 12 (0.8) | |
Asian Indian | 18 (0.3) | 6 (0.4) | |
African | 13 (0.2) | 10 (0.7) | |
Other | 17 (0.3) | 10 (0.7) | |
Unknown |
11 (0.2) |
4 (0.3) |
|
Preferred language | |||
Spanish | 5,215 (76.7) | 1,094 (76.1) | 0.097 |
Vietnamese | 646 (9.5) | 90 (6.3) | |
Mandarin | 384 (5.6) | 108 (7.5) | |
Chinese | 265 (3.9) | 68 (4.7) | |
Tagalog | 184 (2.7) | 44 (3.1) | |
Cantonese | 82 (1.2) | 15 (1.0) | |
African† | 11 (0.2) | 12 (0.8) | |
Telugu | 2 (<1.0) | 1 (<1.0) | |
Haitian Creole |
0 |
5 (0.3) |
|
Country of birth | |||
Unknown | 6,745 (99.2) | 1,362 (94.8) | 1.0 |
Mexico | 49 (0.7) | 66 (4.6) | |
Other |
3 (<1.0) |
9 (0.6) |
|
TB test | |||
QuantiFERON-TB Gold test‡ | NA | 1,340 (93.2) | NA |
TST |
NA |
97 (6.8) |
|
TB test result | |||
Negative | NA | 956 (66.5) | NA |
Positive§ | NA | 379 (26.4) | |
Equivocal/low mitogen | NA | 102 (7.1) |
*Foreign-born is a proxy for outpatients at UC San Diego Health Medical Center with a self-reported nationality of Mexican, Chinese, Vietnamese, Filipino, Guatemalan, Asian Indian, African plus preferred language other than English. NA, not applicable, TB, tuberculosis; TST, tuberculin skin test.
†Includes Amharic, Somali, and Swahili.
‡QIAGEN, https://www.qiagen.com.
§QuantiFERON TB-Gold titer >0.35 IU/mL or reactive TST considered positive.