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. 2023 Dec 1;43(4):492–505. doi: 10.7705/biomedica.7086

Table 2. Associated factors with strongyloidiasis cases diagnosed at the Servicio de Parasitología, Departamento de Laboratorio Clínico, Hospital Escuela, Tegucigalpa, Honduras, 2010-2022 (n=38,085).

Variables Controls n=37,973 ases n=112 PR CI 95% p
n (%) n (%)
Age (years)
0-5 9,563 (25.2) 6 (5.4) 0.17 0.07-0.38 < 0.01
6-19 7,336 (19.3) 17 (15.2) 0.74 0.44-1.24 0.284
20-61 15,151 (39.9) 67 (59.8) 2.26 1.53-3.31 < 0.01
>61 4,572 (12.0) 19 (17.0) 1.48 0.90-2.42 0.119
Missing data 1,351 (3.6) 3 (2.7) - - -
Median [IR] 23 [5-48] 40 [23-51) - - < 0.01**
Sex
Female 21,595 (56.9) 41 (36.6) 0.43 0.29-0.63 < 0.01
Male 15,688 (41.3) 70 (62.5) 2.34 1.60-3.44 < 0.01
Missing data 690 (1.8) 1 (0.9) - - -
Department
Outpatient consultation 17,420 (45.9) 41 (36.6) 0.68 0.46-1.00 0.049
Hospitalization room 9,522 (25.1) 46 (41.1) 2.08 1.43-3.02 < 0.01
Emergency room 11,031 (29.0) 25 (22.3) 0.70 0.45-1.10 0.117
Stool consistency
Formed 16,245 (42.8) 33 (29.5) 0.56 0.37-0.84 < 0.01
Soft 10,966 (28.9) 31 (27.7) 0.94 0.62-1.42 0.773
Loose 5,932 (15.6) 20 (17.9) 1.17 0.72-1.90 0.519
Watery 4,443 (11.7) 27 (24.1) 2.39 1.55-3.68 < 0.01
Missing data 387 (1.0) 1 (0.9) - - -
Other characteristics of stool
Mucus 5,997 (15.8) 29 (25.9) 1.86 1.22-2.83 < 0.01
Macroscopic blood 412 (1.1) 1 (0.9) 0.82 0.12-5.87 1.000*
Stool microscopic examination
Leukocytes 4,176 (11.0) 15 (13.4) 1.25 0.73-2.15 0.419
Red blood cells 1,503 (3.9) 8 (7.1) 1.86 0.91-3.81 0.138
Charcot-Leyden crystals 824 (2.2) 18 (16.1) 8.47 5.14-13.96 < 0.01*
Fat 1,854 (4.9) 1 (0.9) 0.18 0.02-1.26 0.046*
Protozoa 15,870 (41.8) 36 (32.1) 0.66 0.44-0.98 0.039
Blastocystis spp. 13,577 (35.7) 28 (25.0) 0.60 0.39-0.92 0.018
Helminths 904 (2.4) 16 (14.3) 6.73 3.98-11.38 < 0.01*
Ascaris lumbricoides 602 (1.6) 4 (3.6) 2.29 0.85-6.19 0.104*
Trichuris trichiura 399 (1.0) 8 (7.1) 7.12 3.49-14.52 < 0.01*
Hookworm 79 (0.2) 6 (5.4) 25.31 11.43-56.01 < 0.01*

Controls: Absence of larvae in stools; cases: Presence of larvae in stools PR: Prevalence ratio; IR: Interquartile range

*

Fisher test

**

Mann-Whitney U test

Hookworm: Necator americanus/Ancylostoma duodenale