Sample Size N = 554

Model Fit Summary

aBIC LRT.p LMR.p BLRT.p Entropy
LCA_2 5527.815 0 0 0 0.634
LCA_3 5390.718 3e-04 4e-04 0 0.722
LCA_4 5354.616 0.0677 0.0737 0 0.679
LCA_5 5341.217 0.2716 0.2784 0 0.699
  • LMR.p = p value for VUONG-LO-MENDELL-RUBIN LIKELIHOOD RATIO TEST
  • LRT.p = p value for LO-MENDELL-RUBIN ADJUSTED LRT TEST
  • BLRT.p = p value for BOOTSTRAPPED LIKELIHOOD RATIO TEST
  • aBIC = Sample-Size Adjusted BIC

Class Counts

class count proportion
LCA 2
1 340 0.61372
2 214 0.38628
LCA 3
1 34 0.06137
2 318 0.57401
3 202 0.36462
LCA 4
1 35 0.06318
2 181 0.32671
3 242 0.43682
4 96 0.17329
LCA 5
1 14 0.02527
2 54 0.09747
3 165 0.29783
4 95 0.17148
5 226 0.40794

Plots of estimates of Activity Engagement and Pain Willingness per class membership

  • AE = Activity Engagement
  • PW = Pain Willingness
  • VIs = Values Inventory Success Score (higher score = more success)
  • VIi = Values Inventory Importance Score (higher score = more importance)

Distal Outcomes Analysis

Visualizations of Mean % Dysfunction for SIP (Subscales and Domains)

Omnibus Tests

var m.1 se.1 m.2 se.2 m.3 se.3 chisq df p
Ambulation 0.465 0.059 0.477 0.022 0.234 0.026 43.325 2 0
Alertness Behavior 0.372 0.054 0.397 0.022 0.067 0.017 131.654 2 0
Body Care Movement 0.247 0.041 0.289 0.017 0.104 0.015 56.457 2 0
Depression 32.773 2.715 36.916 0.939 15.887 1.048 197.793 2 0
Communicaiton 0.106 0.027 0.144 0.012 0.048 0.012 26.677 2 0
Physical 0.290 0.037 0.332 0.014 0.116 0.014 104.458 2 0
Psychosocial 0.297 0.034 0.354 0.013 0.102 0.011 188.263 2 0
Emotion Behavior 0.415 0.056 0.485 0.020 0.168 0.018 121.99 2 0
Mobility 0.209 0.042 0.276 0.014 0.038 0.012 140.337 2 0
Pain Current 6.599 0.433 7.173 0.114 6.200 0.178 17.22 2 0
Pain Highest 8.065 0.355 8.880 0.089 7.963 0.129 28.671 2 0
Pain Lowest 5.086 0.469 5.492 0.143 4.228 0.186 23.539 2 0
Pain Usual 7.450 0.393 7.659 0.099 6.732 0.145 22.622 2 0
PASS-Cognitive 12.201 1.093 13.667 0.378 6.756 0.461 114.82 2 0
PASS-Experential Avoidance 13.206 1.169 13.311 0.351 7.484 0.442 93.013 2 0
PASS-FEAR 11.872 0.998 14.228 0.387 6.895 0.487 116.979 2 0
PASS-Physiological 15.714 1.194 15.971 0.371 8.441 0.495 130.696 2 0
PASS-Total 52.993 4.135 57.177 1.309 29.576 1.690 144.771 2 0
Social Interaction 0.286 0.049 0.379 0.016 0.125 0.015 116.932 2 0

Pairwise Comparisons

var classA classB chisq df p
Depression 1 2 1.955 NA 0.162
Depression 1 3 33.201 NA 0.000
Depression 2 3 191.316 NA 0.000
Physical 1 2 1.081 NA 0.298
Physical 1 3 19.590 NA 0.000
Physical 2 3 99.368 NA 0.000
Social 1 2 2.315 NA 0.128
Social 1 3 29.479 NA 0.000
Social 2 3 178.726 NA 0.000
Emotional Behavior 1 2 1.320 NA 0.251
Emotional Behavior 1 3 17.396 NA 0.000
Emotional Behavior 2 3 116.746 NA 0.000
Body Care Movement 1 2 0.831 NA 0.362
Body Care Movement 1 3 10.617 NA 0.001
Body Care Movement 2 3 53.284 NA 0.000
Mobility 1 2 2.064 NA 0.151
Mobility 1 3 14.895 NA 0.000
Mobility 2 3 135.254 NA 0.000
Social Interaction 1 2 3.136 NA 0.077
Social Interaction 1 3 9.640 NA 0.002
Social Interaction 2 3 115.152 NA 0.000
Ambulation 1 2 0.034 NA 0.855
Ambulation 1 3 12.619 NA 0.000
Ambulation 2 3 40.298 NA 0.000
Alertness Behavior 1 2 0.183 NA 0.669
Alertness Behavior 1 3 28.417 NA 0.000
Alertness Behavior 2 3 118.424 NA 0.000
Communication 1 2 1.503 NA 0.220
Communication 1 3 3.861 NA 0.049
Communication 2 3 26.237 NA 0.000
PASS-Cognitive 1 2 1.511 NA 0.219
PASS-Cognitive 1 3 20.787 NA 0.000
PASS-Cognitive 2 3 111.892 NA 0.000
PASS-Experential Avoidance 1 2 0.007 NA 0.934
PASS-Experential Avoidance 1 3 20.657 NA 0.000
PASS-Experential Avoidance 2 3 87.756 NA 0.000
PASS-FEAR 1 2 4.554 NA 0.033
PASS-FEAR 1 3 19.847 NA 0.000
PASS-FEAR 2 3 115.934 NA 0.000
PASS-Physiological 1 2 0.040 NA 0.842
PASS-Physiological 1 3 31.207 NA 0.000
PASS-Physiological 2 3 124.025 NA 0.000
PASS-Total 1 2 0.876 NA 0.349
PASS-Total 1 3 27.088 NA 0.000
PASS-Total 2 3 140.466 NA 0.000
Pain Current 1 2 1.550 NA 0.213
Pain Current 1 3 0.715 NA 0.398
Pain Current 2 3 17.071 NA 0.000
Pain Usual 1 2 0.250 NA 0.617
Pain Usual 1 3 2.893 NA 0.089
Pain Usual 2 3 22.366 NA 0.000
Pain Lowest 1 2 0.645 NA 0.422
Pain Lowest 1 3 2.852 NA 0.091
Pain Lowest 2 3 23.369 NA 0.000
Pain Highest 1 2 4.660 NA 0.031
Pain Highest 1 3 0.071 NA 0.790
Pain Highest 2 3 27.502 NA 0.000