Table 18.

Preliminary training for scent discrimination firth logistic regression model. Analysis of MPS I affected groups compared to normal group for choice (correct versus incorrect) at each session x trial for preliminary training.

Predictor	Coefficient	Std Error	Z	P	95% CI
Total trials	−0.0303	0.0115	−2.63	0.009	−0.0530–−0.0077
MPS I treated	3.8318	2.6604	1.44	0.150	−1.3826–9.0462
MPS I untreated	−0.2776	2.0656	−0.13	0.893	−4.3262–3.7710

Note: STATA programming code: xi: firthlogit outcome2 totaltrials i.group.