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. 2023 Apr 17;108(6):1175–1182. doi: 10.4269/ajtmh.22-0210

Table 2.

Community health worker soil-transmitted helminths knowledge pre- and post-intervention

Questionnaire prompt Pre-intervention Post-intervention P value Correct answer
What are the symptoms of parasite infection?
 Vomiting 26 (57.78) 32 (71.11) 0.2708 Any of the items listed
 Fatigue 31 (68.89) 37 (82.22) 0.2196
 Loss of appetite 43 (95.56) 39 (86.67) 0.2663
 Diarrhea 39 (86.67) 43 (95.56) 0.2663
 Nausea 32 (71.11) 34 (75.56) 0.8120
 Abdominal pain 30 (66.67) 37 (82.22) 0.1462
 Bloody feces 14 (31.11) 25 (55.56) 0.0328
 Weakness 33 (73.33) 34 (75.56) 1.0000
 Constipation 6 (13.33) 8 (17.78) 0.7722
 Stunted growth 30 (66.67) 36 (80.0) 0.2330
 Malnutrition 34 (75.56) 40 (88.89) 0.1668
 Headache 23 (51.11) 30 (66.67) 0.1984
How do we treat a parasite infection (25 missing)
 Albendazol 12 (31.58) 11 (40.74) 0.2811 Albendazole, metronidazole, mebendazol
 Laxative 3 (7.89) 0 (0.0)
 Mebendazol 5 (13.16) 5 (18.52)
 Metronidazol 4 (10.53) 1 (3.70)
 Medicine (not specific) 6 (15.79) 1 (3.70)
 Multiple medications listed 8 (21.05) 9 (33.33)
How do we prevent parasite infection? (18 missing)
 Walk in shoes 2 (5.26) 2 (5.88) 1.0000 Any of the above
 Take care of kids 2 (5.26) 1 (2.94) 1.0000
 Disinfect utensils 1 (2.63) 1 (2.94) 1.0000
 Fecal test 4 (10.53) 6 (17.65) 0.5008
 Take medicine 16 (42.11) 5 (14.71) 0.0075
 Hygiene 6 (15.79) 7 (20.59) 0.7606
 Wash hands 13 (34.21) 17 (50.0) 0.2325
 Filter water 5 (13.16) 8 (23.53) 0.3593
 Clean food/fruit/vegetables 8 (21.05) 9 (26.47) 0.7817
 Community education 0 (0.0) 2 (5.88) 1.0000
How to identify parasite infection? (15 missing)
 Feces 36 (97.30) 38 (100.0) 0.4933 Feces
 Blood 2 (5.41) 3 (7.89) 1.0000
 Saliva 4 (10.81) 0 (0.0) 0.0543
How to diagnose parasite infection? (16 missing)
 Microscope 16 (43.24) 17 (45.95) 1.0000 Microscope, fecal exam
 Fecal exam 31 (83.78) 29 (78.38) 0.7676
 Blood test 1 (2.70) 0 (0.0) 1.0000
What type of diagnostic test? (27 missing)
 Don’t know 16 (43.24) 1 (3.85) < 0.0001 Kato–Katz technique
 Fecal exam 15 (40.54) 5 (19.23)
 Fecal exam and saliva 1 (2.70) 0 (0.0)
 Kato–Katz technique 1 (2.70) 20 (76.92)
 Slides 4 (10.81) 0 (0.0)
When to prepare sample? (27 missing)
 In minutes 5 (17.24) 2 (5.88) 0.2964 In minutes, same day
 Same day 19 (65.52) 29 (85.29)
 Same week 3 (10.34) 1 (2.94)
 Unlimited time 2 (6.90) 2 (5.88)
Which parasites were correctly matched? (42 missing)
 Ascaris 6 (31.58) 13 (44.83) 0.3866
Trichuris 15 (78.95) 24 (82.76) 1.0000
 Hookworm 12 (63.16) 16 (55.17) 0.7656
Strongyloides 8 (42.11) 12 (41.38) 1.0000
Number of correctly matched parasite pictures out of four (seven missing)
 Median (interquartile range) 0.0 (2.0) 1.0 (3.0) 0.0054

Bold P values are significant.