The Sinclairs, who on Friday mark their 27th wedding anniversary, have moved six times since the start of the wars in Iraq and Afghanistan and 17 times overall, she said. The oldest of their two children had attended six schools by the sixth grade.
"My husband has been home five years out of the last 11," she said. "There's less time for families to be families."
Infidelity occurs across all military ranks, Sinclair said, and spouses consider it a potential toll of war along with the physical and psychological wounds their partners may endure.
"I really feel that this open-ended war has consequences for our families," she said. "I'm trying to make a good situation out of bad, and I'm trying to find what we can do to use this as a teaching point going forward."
There were at least 71 adultery convictions in courts-martial proceedings across the services during the 2012 fiscal year, according to figures obtained from the services.
The private actions of two top national security officials have not resulted in adultery charges. Associates of Petraeus said his extramarital affair with biographer Paula Broadwell began after his 2011 Army retirement, which would mean he had not committed an offense under military law.