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
0.403
0.542