Table 1 Epidemiological profile of the cohort of contacts at the FIOCRUZ clinic, 1987–2018.

From: Leprosy incidence and risk estimates in a 33-year contact cohort of leprosy patients

Variables

N (%a)

Sex

Male

3761 (42.2)

Female

5154 (57.8)

BCG vaccination

None

305 (4.2)

BCG scarb

1468 (20.0)

Revaccinationc (BCG scar + new dose)

3756 (51.3)

BCG applied at examinationd

1793 (24.5)

Consanguinity

Yes

6389 (73.2)

No

2345 (26.8)

Type of household contact

Intra-household contact

4667 (54.4)

Extra-household contact

3916 (45.6)

Index case operational classification

PB (Paucibacillary)

2927 (33.7)

MB (Multibacillary)

5762 (66.3)

 

Average (standard deviation)

Age

27 (18.4)

Follow-up time (years)

15(9.2)

  1. aProportions were calculated for valid data, excluding the respective missing data: n = 109 (1.2%) for sex, 1702 (18.9%) for BCG vaccination, 290 (3.2%) for consanguinity, 441 (4.9%) for intra/extra household and 335 (3.7%) for operational classification.
  2. bOnly BCG scar.
  3. cScar + new BCG vaccine dose applied at first examination.
  4. dBCG applied at first examination without previous scar.
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