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. 2022 Nov 4;19(21):14505. doi: 10.3390/ijerph192114505

Table 1.

Demographic information.

Cases (n = 34) Controls (n = 22) p Test for Group Comparison
Age in Years: Mean (Standard Deviation) 40.50 (12.7) 38.73 (8.0) 0.81 Wilcoxon Rank-Sum
n (%) n (%)
Gender Nonbinary 0 (0.0%) 1 (4.6%) 0.26 Fisher’s exact
Female 27 (79.4%) 19 (86.4%)
Male 7 (20.6%) 2 (9.1%)
None of these 0 (0.0%) 0 (0.0%)
Hispanic/Latino Yes 2 (5.9%) 4 (18.2%) 0.20 Fisher’s exact
No 32 (94.1%) 18 (81.8%)
Race Asian 5 (14.7%) 2 (9.1%) 0.56 Fisher’s exact
Black or Af Am 2 (5.9%) 0 (0.0%)
Nat Am 2 (5.9%) 0 (0.0%)
Nat Hawaiian/PI 0 (0.0%) 0 (0.0%)
White 23 (67.7%) 19 (86.4%)
More than one race 0 (0.0%) 0 (0.0%)
Prefer not to answer 2 (5.9%) 1 (4.6%)
Notes: Participant 55 does not have a group number, so is excluded from the table; participant 24 (case group) chose Race 3 and Race 5)
Age breakdown
Full Sample Cases Controls
Mean Age 39.8 40.5 38.7
Minimum Age 26 26 28
Maximum Age 69 69 65
Sample Size by Age Range n (%) n (%) n (%)
Total 57 (100.0%) 35 (100.0%) 22 (100.0%)
Age 20–29 8 (14.0%) 7 (20.6%) 1 (4.6%)
Age 30–39 23 (40.4%) 12 (35.3%) 10 (45.5%)
Age 40–49 18 (31.6%) 8 (23.5%) 10 (45.5%)
Age 50–49 3 (5.3%) 3 (8.8%) 0 (0.00%)
Age 60–69 5 (8.8%) 4 (11.8%) 1 (4.6%)
Participant 65 is missing age (case group)