SF-36 scale4-151 | Factor4-152 | MS (n=398) | US population (n=2474)4-150 | ||||||
---|---|---|---|---|---|---|---|---|---|
PCS | MCS | h2/rtt4-153 | PCS | MCS | h2/rtt | ||||
PF | P | 0.88 | 0.05 | 0.82 | 0.85 | 0.12 | 0.78 | ||
RP | P | 0.69 | 0.30 | 0.67 | 0.81 | 0.27 | 0.82 | ||
BP | P | 0.48 | 0.31 | 0.35 | 0.76 | 0.28 | 0.72 | ||
GH | P>M | 0.59 | 0.39 | 0.60 | 0.69 | 0.37 | 0.78 | ||
VT | M>P | 0.47 | 0.57 | 0.67 | 0.47 | 0.64 | 0.75 | ||
SF | M | 0.60 | 0.51 | 0.74 | 0.42 | 0.67 | 0.92 | ||
RE | M | 0.13 | 0.81 | 0.75 | 0.17 | 0.78 | 0.78 | ||
MH | M | 0.20 | 0.86 | 0.91 | 0.17 | 0.87 | 0.92 | ||
Eigenvalue | 3.78 | 0.996 | >1.0 | >1.0 | |||||
Variance | 47.3 | 12.5 | NR4-154 | NR | |||||
Total variance4-160 | 59.7 | 81.5 |
↵4-150 From Ware et al 1994.
↵4-151 Abbreviations in text.
↵4-152 Hypothesised factor content: P=physical factor content; M=mental factor content.
↵4-153 Total reliable variance in each SF-36 scale explained by the two principal components. h2=sum of squared factor loadings for each scale; rtt=α coefficient for each scale.
↵4-154 Not reported.
↵4-160 Per cent of total reliable variance in all SF-36 scales explained by the two principal components.