The DeSart & Holbrook model is part of the econometric models component of the combined PollyVote forecast. According to the model, Clinton will garner 57.2% of the two-party vote share in Maine, whereas Trump will end up with 42.8%.
Putting the results in context
As any other method, models are subject to bias. In general, don't focus too much on the results of an individual econometric model. At least, one should check how a model's results compare to benchmark forecasts.
The DeSart & Holbrook model in comparison with PollyVote's forecast
The most recent PollyVote predicts Clinton to gain 54.8% of the two-party vote in Maine. PollyVote currently predicts Clinton to gain 2.4 percentage points less compared to the results of the DeSart & Holbrook model.