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Table 6 Summary of latent factor loading and proportion of variance explained by each factor for Global 3D EFA

From: Exploratory factor analysis of PROMIS-29 V1.0, PROMIS Global Health and the RAND SF-36 from chiropractic responders attending care in a practice-based research network

  Factor 1 Factor 2 Factor 3
SS loadings 1.732 1.490 1.117
Proportion—variance 0.216 0.186 0.140
Cumulative—variance 0.216 0.403 0.542