Table 1 Study participants and control group sociodemographic and clinical characteristics.

From: Structural and vascular assessment of the optic nerve head and macula in chronic Chagas disease

Variables

CD group

Control group

p value

Age (years)

(mean ± SD)

60.2 ± 10.8

(n = 19)

58.5 ± 9.3

(n = 19)

0.609*

Sex n (%)

 Female

14 (73.7%)

16 (84.2%)

0.693†

 Male

5 (26.3%)

(n = 19)

3 (15.8%)

(n = 19)

Systemic arterial hypertension n (%)

 Yes

8 (42.1%)

7 (36.8%)

0.740‡

 No

11 (57.9%)

(n = 19)

12 (63.2%)

(n = 19)

BCVA (logMAR)

(median, min – max)

0 (0–0.4)

(n = 19)

0.1 (0–0.5)

(n = 19)

0.132§

Intraocular pressure

(mean ± SD)

13.6 ± 3.8

(n = 19)

10.3 ± 1.3

(n = 19)

0.487§

Disease duration (years)

(mean ± SD)

9.2 ± 3.2

(n = 18)

Does not apply

  1. CD, Chagas Disease; SD, standard deviation; BCVA, best-corrected visual acuity; logMAR, logarithm of the minimum angle of resolution. * Student’s T, † Fisher exact test, ‡ Chi-square test, § Mann–Whitney test.