. Author manuscript; available in PMC: 2022 Jul 25.

Published in final edited form as: Surg Obes Relat Dis. 2019 Dec 24;16(5):690–697. doi: 10.1016/j.soard.2019.12.017

Table 1.

Participant Characteristics by Depressive Symptom Groups

	Depressive Symptoms

	Total Sample (N = 341)	No Depressive Symptoms^a (n = 120)	Melancholic Depressive Symptoms^b (n = 186)	Atypical Depressive Symptoms^c (n = 35)
Demographic Factors
Age	46.27 ± 12.78	46.52 ± 13.54^a	46.86 ± 12.09^a	41.94 ± 13.33^a
Sex (% female)	262 (75.9)	85 (70.8)^a	147 (79.0)^a	26 (74.3)^a
Race/Ethnicity (% Caucasian)	283 (82.0)	97 (80.8)^a	149 (80.1)^a	33 (94.3)^a
Marital Status (% married)	175 (50.7)	64 (53.3)^a	94 (50.5)^a	17 (48.6)^a
Education (% high school diploma)	125 (36.2)	43 (35.8)^a	64 (34.4)^a	16 (45.7)^b
Preoperative BMI (kg/m²)	49.84 ± 8.52	49.76 ± 9.50^a	50.24 ± 8.18^a	48.37 ± 6.50^a

Note. Means and standard deviations are presented for continuous variables. Frequencies and percentages are presented for categorical variables. Profiles with the same superscript (^a,b) do not statistically differ from one another across each factor.

The group with no depressive symptoms had BDI-II scores < 10.

The group with melancholic depressive symptoms had BDI-II scores ≥ 10 without hyperphagia and hypersomnia.

The group with atypical depressive symptoms had BDI-II scores ≥ 10 with hyperphagia, hypersomnia, and leaden paralysis (fatigue used as proxy).