Evaluation of a regional nerve block with an experimental formulation of encapsulated lidocaine in sheep.

Objective: To compare the duration of nociceptive and proprioceptive blockade from an experimental encapsulated lidocaine preparation with that of conventional lidocaine.

Study Design: Prospective, blinded, randomly assigned, crossover study.

Animals: A total of six adult Dorset ewes, American Society of Anesthesiologists physical status I or II, weighing 60.

An effect of inter-trial duration on the gambler's fallacy choice bias.

The gambler's fallacy is defined as the avoidance of a winning outcome in a stochastic environment with a constant probability. We tested the possibility that the gambler's fallacy in humans is responsive to the amount of time between choice allocations. Two groups of subjects were placed in a six-choice betting game in which the choices were clustered into two "patches.