Resulting from the vast causalities anyone of your original and/or your added list are in an of themselves are a means to limiting /ending Bedwetting. Although all are possible realities, none of them can assure halting Bedwetting in a large segment of the population. The reason that diapers are such a common Plan 'B' is that when selected and placed properly, they provide a high-level of limiting Wetting of the Bed.
Amount the long list of causes, at or near the top is a line items: Unknown Cause. It is surprising just how large that group is and it is the fastest growing group, either as a result of Insurance limiting payment or that a number of tests have been deemed unreliable. Without an understanding of the why, attempting to apply a cure becomes very difficult.
The medical industry has increased the practice of using multiple combinations of medications, combined with physical reinforcement tools as possible fixes, which means an increasing number of side-effects.
As bedwetting amount older children and teens increases it only makes sense that larger, higher capacity youth diapers become even more common. Whatever is driving this could possible be tied to lifestyle, diet, viral and/or other changes to DNA or a number of environmental influences on all of the above. At present, there is no defined or identified causality.