Relative to women not using HRT, risk of interference with activities was 40% greater in women who used estrogen and 10% greater in those who used estrogen plus progestin.

• 同没有使用贺尔蒙替代疗法的妇女相比，由气喘而影响工作的几率，动情激素组要高40%25，而动情激素和黄体激素组要高10%25。