Table 2. Principal component analysis: loadings of motor and non-motor symptoms on individual factors.
Factor |
||||||||
---|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
MoCA | −0.432 | −0.349 | −0.180 | −0.167 | 0.013 | −0.081 | 0.388 | 0.313 |
RBD | 0.084 | 0.389 | 0.018 | 0.016 | 0.287 | 0.111 | 0.078 | 0.606 |
UPDRS III Dysarthria | 0.725 | 0.293 | 0.128 | −0.004 | −0.130 | 0.075 | 0.038 | 0.058 |
UPDRS III Tremor | 0.278 | −0.333 | 0.107 | −0.089 | −0.189 | 0.059 | −0.015 | 0.618 |
UPDRS III Rigidity | 0.699 | 0.157 | −0.156 | 0.224 | 0.043 | 0.119 | 0.072 | 0.285 |
UPDRS III Bradykinesia | 0.835 | 0.088 | 0.105 | 0.126 | 0.085 | −0.008 | −0.077 | 0.158 |
UPDRS III Gait/Posture | 0.716 | 0.077 | 0.266 | 0.093 | 0.156 | 0.015 | 0.230 | −0.146 |
HADS depression | 0.319 | 0.141 | 0.237 | 0.526 | 0.358 | −0.073 | −0.002 | 0.046 |
HADS anxiety | −0.112 | 0.042 | 0.447 | 0.389 | 0.504 | 0.039 | −0.074 | 0.135 |
SCOPA daytime | 0.005 | 0.592 | 0.250 | −0.129 | −0.327 | −0.146 | 0.231 | 0.220 |
SCOPA night time | 0.082 | 0.026 | 0.098 | 0.069 | 0.819 | 0.007 | 0.047 | −0.028 |
PPQ | 0.291 | 0.737 | 0.031 | 0.171 | 0.168 | 0.076 | −0.114 | −0.002 |
Apathy | 0.206 | 0.137 | −0.001 | 0.785 | −0.064 | 0.188 | 0.161 | −0.129 |
NMSS Hyperhidrosis | 0.069 | 0.033 | 0.020 | −0.221 | 0.310 | 0.620 | 0.171 | −0.161 |
NMSS weight loss | 0.098 | 0.006 | 0.182 | 0.211 | −0.067 | 0.667 | 0.003 | 0.195 |
NMSS olfaction | 0.010 | 0.007 | 0.105 | 0.078 | −0.051 | 0.668 | 0.105 | 0.033 |
NMSS pain | 0.092 | 0.002 | 0.719 | 0.195 | −0.035 | 0.100 | 0.027 | 0.162 |
NMSS sexual | −0.045 | 0.140 | 0.006 | 0.253 | 0.019 | 0.220 | 0.775 | 0.116 |
NMSS urinary | 0.321 | −0.022 | 0.321 | 0.004 | 0.106 | 0.125 | 0.667 | −0.121 |
NMSS gastro−intestinal | 0.396 | 0.025 | 0.597 | −0.130 | 0.158 | 0.172 | 0.067 | −0.043 |
NMSS attention/memory | 0.207 | 0.634 | 0.433 | 0.230 | 0.059 | 0.228 | −0.064 | 0.054 |
NMSS hallucinations | 0.190 | 0.767 | −0.123 | 0.130 | 0.083 | −0.062 | 0.127 | −0.131 |
NMSS affect/cognition | 0.056 | 0.158 | 0.400 | 0.742 | 0.231 | 0.018 | 0.108 | 0.027 |
NMSS sleep/fatigue | 0.062 | 0.368 | 0.440 | 0.093 | 0.514 | 0.028 | 0.261 | 0.131 |
NMSS cardiovascular | 0.043 | 0.071 | 0.619 | 0.139 | 0.154 | 0.102 | 0.095 | −0.089 |
Values are correlation coefficients (after varimax rotation).