Available Studies
ROS, MAP, MARS, LATC
Categories
Female Reproductive History
Age at start of hormone replacement medication use is based on self-report. Female participants are first asked if they have ever taken medication for hormone replacement. Those who respond "yes" are asked to identify the form of medication (e.g., pill, patch). Participants are then asked to report age at first use:
Note: If the response for either age at start of hormone replacement or age of last use is not valid, both values are set as missing.