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. Author manuscript; available in PMC: 2023 Feb 24.
Published in final edited form as: Behav Neurosci. 2021 Jun;135(3):426–442. doi: 10.1037/bne0000385

Table 1.

Demographics Comparison Between Participants Without Obesity (n = 178) and Participants With Obesity (n = 198)

(A) Frequency Table
(B) Contingency Table
Measure Non-obese Obese X2 / t P Measure Non-obese Obese Total n
Mean age 30.89 (0.45) 31.84 (0.48) −1.443 0.150 n 198 178 376
Household income 0.582 0.747 Household income
 % Low income 25.8 27.5  Low income 51 (52.66) [0.05] 49 (47.34) [0.06] 100
 % Middle income 66.2 66.3  Middle income 131 (131.12) [0.00] 118 (117.88) [0.00] 249
 % High income 8.1 6.2  High income 16 (14.22) [0.22] 11 (12.78) [0.25] 27
Education 4.477 0.214 Education
 % High school/GED or lower 8.1 8.4  High school/GED or lower 16 (16.32) [0.01] 15 (14.68) [0.01] 31
 % Some college 27.8 21.9  Some college 55 (49.50) [0.61] 39 (44.50) [0.68] 94
 % College degree 53.5 52.2  College degree 106 (104.79) [0.01] 93 (94.21) [0.02] 199
 % Advanced degree 10.6 17.4  Advanced degree 21 (27.38) [1.49] 31 (24.62) [1.66] 52
Employment status 0.671 0.715 Employment status
 % Working full-time 75.3 78.1  Working full-time 149 (151.66) [0.05] 139 (136.34) [0.05] 288
 % Working part-time 14.6 11.8  Working part-time 29 (26.33) [0.27] 21 (23.67) [0.30] 50
 % Not working 10.1 10.1  Not working 20 (20.01) [0.00] 18 (17.99) [0.00] 38
Sex 0.100 0.752 Sex
 % Female 44.4 46.1  Female 88 (89.52) [0.03] 82 (80.48) [0.03] 170
 % Male 55.6 53.9  Male 110 (108.48) [0.02] 96 (97.52) [0.02] 206
Race 5.405 0.144 Race
 % White/Caucasian 73.7 69.1  White/Caucasian 146 (141.65) [0.13] 123 (127.35) [0.15] 169
 % Black/African American 17.7 15.7  Black/African American 35 (33.18) [0.10] 28 (29.82) [0.11] 63
 % Asian 6.1 7.9  Asian 12 (13.69) [0.21] 14 (12.31) [0.23] 26
 % Other 2.5 7.3  Other 5 (9.48) [2.12] 13 (8.52) [2.35] 18
Ethnicity 0.113 0.737 Ethnicity
 % Hispanic 9.1 10.1  Hispanic 18 (18.96) [0.05] 18 (17.04) [0.05] 36
 % Non-Hispanic 90.9 89.9  Non-Hispanic 180 (179.04) [0.01] 160 (160.96) [0.01] 340

Note. (A) Demographic information is reported as the percentage of individuals belonging to each group. (B) Demographic information reported as the observed cell totals, (the expected cell totals), and [the χ2 statistic for each cell] “other” race includes those who answered American Indian/Alaska Native, Pacific Islander, or other. “Not working” includes those who answered not working, laid off, or homemaker.