In most marriages, men are older than their wives
Thus, the age groups are not only wide but also overlapping
Given my results, this composition favors men. Thus, the age gap between the spouses may in part explain why marriage is more beneficial for men than for women. My results also suggest that the possible selection bias caused by an insufficient length of partnership is of no importance in explaining the effects of the survival differences by the age gap to the spouse.
Previous research has suggested that selection and discrepancy from the social norm cause the mortality difference by the age gap to the spouse. Continue Reading