Which virus is responsible for the increased mortality is not yet clear.

目前尚不清楚究竟是哪种病毒引起的死亡率上升。

youdao

Sleeping more than seven hours or less than five increased mortality risk.

每天睡眠时间大于七小时或小于五小时的人，死亡率相应增高。

youdao

People living with HIV have a higher risk of MDR-TB, with a greatly increased mortality and a greatly reduced survival time.

感染艾滋病毒者罹患耐多药结核病的风险较大，其死亡率大幅上升，存活时间大大减少。

youdao

"For most African countries, that are still highly indebted and dependent on aid for their revenues, the continuation of the current crisis will mean increased starvation, poverty and child mortality,"

VOA: standard.2009.06.10

An experimental Pfizer drug designed to raise HDL (good cholesterol) recently increased mortality in a large clinical trial.

FORBES: Magazine Article

The report said increased mortality rates could be partially due to a lack of access to medical care.

BBC: Puerto Rico: US army drills 'did not cause illnesses'

Their analyses seemed to show the drug harmed the kidneys and increased mortality.

FORBES: Debate Over J&J Heart Failure Drug Continues