average cost per hospital day
1 The incremental costs incurred by patients on their last full day of hospital stay were $420 per day on average, or just 2.4 percent of the $17,734 average total cost.2  End-of-stay costs represented only a slightly higher percentage of total costs when the length of stay was as short as four days.hey found: 1  The incremental costs incurred by patients on their last full day of hospital stay were $420 per day on average, or just 2.4 percent of the $17,734 average total cost.