High risk factors for lower extremity DVT include poor condition, other diseases, surgical trauma due to joint replacement, anesthesia method, operative time, fixation way and long-term bed rest.

患者的全身状况差，合并其他疾病，关节置换手术创伤，手术麻醉方法，手术时间延长，肢体固定以及长期卧床都是下肢深静脉血栓形成的高危因素。

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Paul Burstow, Liberal Democrat spokesman for older people, blamed the loss of 50, 000 long term care bed over the last five years for the current problems.

BBC: Initiative to free up hospital beds

But the long-term future of the 28 bed unit was uncertain as a review of all Swansea's community hospitals would be carried out in the next financial year.

BBC: NEWS | UK | Wales | South West Wales | Hospital closure threat suspended

And, of course, it ties him closely to the future of Rover, which many claim is still in serious long-term doubt unless it gets into bed with a big name partner.

BBC: Byers wins a breathing space