Table 2. Analysis of factors that influence KS30, AT30, IS30, DS30 in control subjects.
| KS30 (mean*) | p-value | AT30 (median*) | p-value | IS30 (median*) | p-value | DS30 (median*) | p-value | ||
| Mean age (SD) | 60.45 (10.7) | r = −0.47 | <0.0001 | r = 0.31 | 0.0023 | r = 0.34 | 0.0007 | r = 0.16 | 0.12 |
| Gender | |||||||||
| - Male | 32 | 59.6 | 0.71 | 90.6 | 0.31 | 6887 | 0.73 | 1.062 | 0.03 |
| - Female | 61 | 60.7 | 99.2 | 6758 | 1.034 | ||||
| Education | |||||||||
| - Primary | 4 | 54.4 | 0.19 | 133.1 | 0.14 | 36913 | 0.03 | 1.232 | 0.02 |
| - Secondary | 46 | 58.0 | 99.9 | 7417 | 1.054 | ||||
| - Higher | 19 | 64.2 | 88.5 | 9496 | 1.038 | ||||
| - Further | 24 | 62.8 | 92.0 | 5446 | 1.027 | ||||
| Occupation | |||||||||
| - Professional | 26 | 65.7 | 0.05 | 92.0 | 0.48 | 5416 | 0.10 | 1.041 | 0.57 |
| - Non-professional skilled | 37 | 58.5 | 102.9 | 10645 | 1.042 | ||||
| - Non-professional non-skilled | 22 | 59.8 | 92.9 | 7402 | 1.063 | ||||
| - Retired with no additional information | 8 | 52.9 | 110.6 | 8939 | 1.030 | ||||
| Co-morbidity | |||||||||
| - No additional | 40 | 63.4 | 0.06 | 93.8 | 0.23 | 5072 | 0.02 | 1.034 | 0.37 |
| - Affecting upper limbs including arthritis | 7 | 55.3 | 125.2 | 13419 | 1.076 | ||||
| - Depression | 3 | 45.3 | 102.9 | 9310 | 1.000 | ||||
| - Medical conditions | 43 | 59.4 | 91.9 | 10645 | 1.044 | ||||
| Handedness | |||||||||
| - Right | 81 | 59.8 | 0.44** | 99.2 | 0.65** | 7093 | 0.46** | 1.035 | 0.13** |
| - Left | 11 | 63.1 | 91.6 | 4955 | 1.080 | ||||
| - Ambidextrous | 1 | 75 | 60.2 | 5384 | 1.109 |
KS30, kinesia score; AT30, akinesia time; IS30, incoordination score; DS30, dysmetria score; CI, confidence interval; IQR, interquartile range; SD, standard deviation.
*Mean and medians given except for associations with age where correlation coefficient (r) is given. **p-values for comparisons between right and left handedness only.