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Table 1 Descriptive statistics and BDSx response levels by BD subtype (n  =  784)

From: Is the 4-factor model of symptomology equivalent across bipolar disorder subtypes?

  BD I (M, SD, α) n  =  218 BD II (M, SD, α) n  =  277 BD NOS (M, SD, α) n  =  289
Descriptive features
 Years of age 43.68 (13.9) 43.87 (13.1) 45.66 (13.6)
 Duration of Dx 11.85 (11.0)* 9.72 (8.85)** 11.39 (8.89)*
 Years of education 11.89 (5.92) 12.32 (5.96)* 11.03 (5.37)*
 Comorbid Dx 1.05 (1.37) 1.25 (1.47) 1.18 (1.38)
 Psychotropic Rx 0.86 (1.72)* 1.16 (1.70)** 0.62 (1.16)*
BDSx response levels
 Cognitive Sx depression 11.94 (3.57) .90 12.15 (3.75) .91 12.68 (3.40) .90
 Somatic Sx depression 8.84 (2.59) .88 9.27 (2.48) .87 9.11 (2.43) .85
 Elation/loss of insight 7.21 (2.51)* .79 6.63 (2.12)** .73 7.32 (2.39)* .74
 Affrontive Sx of mania 8.20 (2.85)* .82 8.00 (2.89)* .85 8.81 (2.94)** .83
  1. Duration of Dx years since BD diagnosis; Comorbid Dx number of comorbid psychiatric conditions; Psychotropic Rx number of prescribed psychotropic medications
  2. *Significantly differs from one other group
  3. **Significantly differs from both other groups