IN THEORY, leaving an item in an Uber car should induce less panic than leaving something in a cab. After all, you can just pull out your phone and look up the name and number of your driver. Unless, of course, the item you left behind is your phone.

This week, the ride-hailing company unveiled the “Uber Lost & Found Index”, which documents the things most commonly left behind in its cars. Topping the list is, inevitably, phones.

Rings are the second most frequently abandoned possessions, followed by keys, wallets and glasses. The firm says that the day of the week has a significant effect on what is lost. (In truth, many of the conclusions can probably be explained by the Texas sharpshooter fallacy, but why spoil a fun story?) Saturdays bring the biggest haul of lost plane tickets. Passengers are likeliest to leave their swimsuits behind on Tuesdays. And wedding dresses are most often forgotten on Sundays—presumably because they are left behind by tired and emotional couples who had tied the knot the day…Continue reading