Table 1.

Univariate Analysis of Demographic Characteristics and SES of Study Participants One to Five Years of Age With and Without Positive TSTs

CharacteristicCases (n = 96)
n(%)
Controls (n = 192)
n(%)
OR95% CIP Value
Mean age*2.912.84.67
Male gender44 (48)102 (53)0.750.44, 1.26.30
Black11 (12)15 (8)1.70.60, 4.42.40
Hispanic76 (78)155 (82)0.890.45, 1.84.87
Spanish-speaking household46 (48)72 (38)1.560.91, 2.72.08
Receiving Medicaid59 (61)112 (58)1.150.67, 1.94.61
Public assistance§61 (64)118 (61)1.040.62, 1.75.03
Income <$20 00036 (38)56 (29)1.520.84, 2.67.19
No adult in household completed high school or obtained graduate equivalency diploma48 (50)78 (41)1.460.86, 2.34.19
Crowding index ≥0.7191 (96)170 (90)2.710.85, 10.60.12
Bathroom or kitchen shared with other tenants20 (21)22 (12)2.00.99, 4.30.034
Single mother household42 (44)58 (30)1.841.05, 3.23.021
Foreign-born visitors54 (56)103 (54)1.150.66, 1.87.38
Foreign travel by household members40 (42)60 (31)1.920.92, 2.83.049
Foreign birth38 (40)22 (12)5.52.79, 12.44<.0001
BCG vaccination26 (27)11 (5.7)7.83.03, 22.86<.0001
Foreign travel37 (39)48 (25)1.81.1, 3.4.013
Contact with TB22 (24)3 (1.5)42.06.6, 1697<.0001
Previous negative TST20 (21)78 (41)0.270.13, 0.57<.0001
Ingested unpasteurized milk or cheese36 (38)25 (13)4.62.4, 11.1<.0001
Relative with positive TST40 (42)17 (8.9)8.04.1, 25.1<.0001
  • * Student's t test.

  • Eighty percent of the parents answered the question of race as “no answer” or “other.”

  • Hispanic origins included the Dominican Republic (n = 92), Puerto Rico (n = 56), Equador (n = 18), Mexico (n = 15), or other (n = 50).

  • § Public assistance was defined as food stamps, Women, Infant, and Children supplements, Aid to Families With Dependent Children, and/or public housing.

  • Responses to contact with TB were pooled responses to the following questions: contact with TB in a foreign country, visitor from abroad with active TB, “anyone else with TB?,” and anyone with active TB elicited by responses to the circle of contacts diagram.