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. 2022 May 10;14(5):e24887. doi: 10.7759/cureus.24887

Table 2. Descriptive statistics of initial and optimal values of the model parameters.

Inline graphic is the rate of progression, and Inline graphic is the time since symptoms onset in months at ALSFRS-R =24.

SD: standard deviation.

  N Minimum Maximum Mean SD
Initial dx 13 0·70 8·00 2·2002 1·87686
Optimal dx  13 1·26 17·18 6·4615 3·84198
Initial D50   13 14·11 54·14 30·9701 12·74267
Optimal D50   13 13·90 51·72 29·5540 11·95293