Characteristic Overall
N = 98
1
case
N = 19
1
control
N = 79
1
p-value2
previous_imprisonment


>0.9
    yes 15 (15%) 3 (16%) 12 (15%)
    no 83 (85%) 16 (84%) 67 (85%)
Num_prev_incarcerations


0.6
    1 8 (53%) 1 (33%) 7 (58%)
    2 7 (47%) 2 (67%) 5 (42%)
duration_spent


0.084
    < 1 year 66 (67%) 9 (47%) 57 (72%)
    >3 years 6 (6.1%) 2 (11%) 4 (5.1%)
    1-3 years 26 (27%) 8 (42%) 18 (23%)
history_hospitalization


0.038
    yes 15 (15%) 0 (0%) 15 (19%)
    no 83 (85%) 19 (100%) 64 (81%)
tooth_extraction


0.2
    yes 11 (11%) 4 (21%) 7 (8.9%)
    no 87 (89%) 15 (79%) 72 (91%)
blood_transfusion


>0.9
    yes 1 (1.0%) 0 (0%) 1 (1.3%)
    no 95 (99%) 19 (100%) 76 (99%)
immunization



    no 98 (100%) 19 (100%) 79 (100%)
surgical_procedure


0.6
    yes 6 (6.2%) 0 (0%) 6 (7.7%)
    no 91 (94%) 19 (100%) 72 (92%)
sharing_sharp_materials_in_prison


0.072
    yes 24 (24%) 8 (42%) 16 (20%)
    no 74 (76%) 11 (58%) 63 (80%)
injectable_drug_use



    no 98 (100%) 19 (100%) 79 (100%)
tattoos_on_the_body


0.2
    yes 22 (22%) 2 (11%) 20 (25%)
    no 76 (78%) 17 (89%) 59 (75%)
share_personal_belongings


0.7
    yes 17 (17%) 4 (21%) 13 (16%)
    no 81 (83%) 15 (79%) 66 (84%)
illicit_drug_use


0.010
    yes 21 (22%) 0 (0%) 21 (27%)
    no 76 (78%) 19 (100%) 57 (73%)
smoking_practice


0.3
    no 13 (13%) 4 (21%) 9 (11%)
    yes 85 (87%) 15 (79%) 70 (89%)
alcohol_consumption


0.8
    no 38 (39%) 8 (42%) 30 (38%)
    yes 60 (61%) 11 (58%) 49 (62%)
body_piercing_for_treatment


0.010
    yes 21 (21%) 0 (0%) 21 (27%)
    no 77 (79%) 19 (100%) 58 (73%)
multiple_sexual_partner


0.8
    yes 41 (42%) 7 (37%) 34 (43%)
    no 57 (58%) 12 (63%) 45 (57%)
use_condom


>0.9
    Always use condoms 13 (32%) 2 (29%) 11 (32%)
    Sometimes or never 28 (68%) 5 (71%) 23 (68%)
STIs


0.3
    no 62 (63%) 10 (53%) 52 (66%)
    yes 36 (37%) 9 (47%) 27 (34%)
hiv_status


0.4
    negative 73 (74%) 12 (63%) 61 (77%)
    positive 16 (16%) 5 (26%) 11 (14%)
    unknown 9 (9.2%) 2 (11%) 7 (8.9%)
sexual_intercourse_with_sex_workers


0.6
    yes 38 (39%) 6 (32%) 32 (41%)
    no 60 (61%) 13 (68%) 47 (59%)
shaving_at_barber


0.2
    no 10 (10%) 0 (0%) 10 (13%)
    yes 87 (90%) 19 (100%) 68 (87%)
1 n (%)
2 Fisher’s exact test