The survey, which was carried out in all states in India, asked "ever-married" women whether they were married to someone from the same caste, or to someone from a higher caste, or to someone from a lower caste.
Utafiti huo, ambao ulifanywa kwenye majimbo yote nchini India, uliuliza wanawake 'waliowahi kuolewa' ikiwa waliolewa na watu wa familia zao wenyewe au mtu wa tabaka la juu, au mtu wa tabaka la chini.