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Table 1 Summary specifications and temporal invariance analyses comparing Time 1 and Time 2 BD Sx responses

From: Development and validation of the BD SX: a brief measure of mood and symptom variability for use with adults with bipolar disorder

Model χ2 df Δχ2 Δdf SRMR CFI RMSEA (CL90)
Baseline model 518.35 307 .0701 .97 .030 (.026–.035)
Cognitive–somatic 518.40 308 .05 1 .0699 .97 .030 (.026–.035)
Affront–elation/insight 518.43 309 .03 1 .0700 .97 .030 (.026–.035)
Affront–cognitive 518.84 310 .39 1 .0696 .97 .030 (.026–.035)
Affront–somatic 518.84 311 .05 1 .0697 .97 .030 (.026–.034)
Cognitive/depressive 529.54 316 10.65 5 .0698 .97 .030 (.026–.035)
 miserable 522.23 312 3.34 1 .0697 .97 .030 (.026–.035)
 worthless 523.30 313 .02 1 .0697 .97 .030 (.026–.035)
 gloomy 523.20 314 .01 1 .0697 .97 .030 (.026–.034)
 hopeless 525.21 315 2.22 1 .0697 .97 .030 (.026–.034)
 insecure 529.42 316 .20 1 .0698 .97 .030 (.026–.035)
 lonely 529.54 316 .12 1 .0696 .97 .030 (.026–.035)
Somatic/depressive 530.07 319 .53 3 .0697 .97 .030 (.026–.035)
 fatigued 529.89 317 .35 1 .0696 .97 .030 (.026–.035)
 sleepy 530.01 318 .20 1 .0697 .97 .030 (.025–.034)
 exhausted 530.07 319 .06 1 .0697 .97 .030 (.025–.034)
 tired 530.07 319 .16 1 .0697 .97 .030 (.025–.034)
Elation/loss of insight 538.24 323 8.17 4 .0692 .97 .030 (.026–.035)
 impulsive 535.53 320 5.46* 1 .0692 .97 .030 (.026–.035)
 indestructible 535.54 321 .01 1 .0692 .97 .030 (.026–.035)
 talkative 535.83 322 .29 1 .0694 .97 .030 (.026–.035)
 invincible 538.24 323 2.41 1 .0691 .97 .030 (.026–.035)
 euphoric 538.24 323 .29 1 .0689 .97 .030 (.026–.035)
Affrontive Sx of mania 543.93 327 5.69 4 .0686 .97 .030 (.026–.035)
 hostile 542.81 324 4.57* 1 .0686 .97 .030 (.026–.035)
 furious 543.15 325 .34 1 .0686 .97 .030 (.026–.034)
 argumentative 543.79 326 .64 1 .0686 .97 .030 (.026–.034)
 disgusted 543.93 327 .14 1 .0686 .97 .030 (.026–.034)
 suspicious 543.93 327 .80 1 .0686 .97 .030 (.026–.034)
  1. * p < .05; ** p < .01
  2. df degrees of freedom, SRMR Standardized Root Mean Square Residual, CFI Comparative Fit Index; RMSEA Root Mean Square Error of Approximation, RMSEA CL 90 90 % Confidence Limits for the RMSEA statistic