Unlikely: Low dopamine levels in Parkinson's Disease are specifically related to loss of dopamine producing neurons in the Basal Ganglia of the brain and does not show up on regular blood testing. An isolated low dopamine on blood tests is not in itself is usually meaningless as it is a precursor to epinephrine.
Average Collection Period. The average collection period formula is the number of days in a period divided by the receivables turnover ratio. The numerator of the average collection period formula shown at the top of the page is 365 days. For many situations, an annual review of the average collection period is considered.
In the example used above, the inventory turnover ratio is 4.33. Since the accounting period was a 12 month period, the number of days in the period is 365. 1  Calculate the days in inventory with the formula 365/4.33=84.2{\displaystyle 365/4.33=84.2}. It  takes this company 84.2 days to sell its average inventory.