Months of use of the current contraceptive method. For Model "B" questionnaires, if the number of months of use exceeds 8 years, it is coded as 96 For Model "A" questionnaires, if the woman is using the method throughout the calendar, the duration is coded as 95.
In DHS Recode 1: Months of use of the current contraceptive method is calculated from the preceding variables, and from the date of sterilization for women who are sterilized or whose husbands are sterilized. If either the years or the months of use is missing, unknown or inconsistent, then this variable is set to be the same. If the response to the question of the duration of use of the current method is "Since the last birth," then this variable is set to the length of the interval between the last birth and the date of interview.