Extent of gambling-free periods was compared for 90 compulsive gamblers, 44 with spouses who participated in Gamblers Anonymous and 46 with spouses who did not. Although the results were in the direction of a beneficial effect of spousal participation, the relationship was statistically nonsignificant.
No takes yet. Share an insight, caveat, or question.
Johnson et al. (1992) studied this question.
Synapse has enriched one closely related paper. Consider it for comparative context: