Table 2.

Each patient grouping with corresponding variables and number of observations included in each group

Groups number	Classifier variables	Number of observations
1	MND, both, bulbar, pudding	60
2	MND, both, spinal, pudding	122
3	MND, both, unknown, pudding	19
4	MND, spinal, LMN, pudding	50
5	MND, UMN, bulbar, pudding	43
6	MND, UMN, unknown, pudding	89
7	MND, both, bulbar, thin	45
8	MND, both, spinal, thin	106
9	MND, both, unknown, thin	22
10	MND, LMN, spinal, thin	44
11	MND, UMN, bulbar, thin	68
12	MND, UMN, unknown, thin	68
13	Control, pudding	450
14	Control, thin	409
Total		1595

MND motor neuron disease, LMN lower motor neuron, UMN upper motor neuron