Table 1

Patient demographics by depression severity.

CharacteristicMinimal(n = 42)Mild(n = 32)Moderate/Severe(n = 27) P value*
Age (mean ± SD)50.6 ± 11.048.6 ± 7.746.9 ± 9.90.297
Gender0.897
 Female42.9% (18)37.5% (12)40.7% (11)
 Male57.1% (24)62.5% (20)59.3% (16)
BMI0.567
 < 30 kg/m2 64.3% (27)56.3% (18)51.9% (14)
 ≥30 kg/m2 35.7% (15)43.7% (14)48.1% (13)
Smoking Status0.895
 Nonsmoker85.7% (36)84.4% (27)81.5% (22)
 Smoker14.3% (6)15.6% (5)18.5% (5)
Ethnicity 0.028
 White80.9% (34)81.2% (26)63.0% (17)
 African American11.9% (5)6.3% (2)0.0% (0)
 Hispanic2.4% (1)6.3% (2)25.9% (7)
 Asian4.8% (2)3.1% (1)3.7% (1)
 Other0.0% (0)3.1% (1)7.4% (2)
Diabetes0.987
 Diabetic88.1% (37)87.5% (28)88.9% (24)
 Nondiabetic11.9% (5)12.5% (4)11.1% (3)
ASA Classification0.159
 ≤280.4% (21)90.6% (20)95.8% (23)
 >219.5% (8)9.4% (3)4.2% (1)
CCI0.159
 ≤152.5% (33)69.0% (20)74.1% (20)
 >147.5% (19)31.0% (9)25.9% (7)
  • * P value calculated using Formula analysis or Student’s t test.

  • Boldface indicates statistical significance.

  • ASA, American Society of Anesthesiologists; BMI, body mass index; CCI, Charlson Comorbidity Index.