预康复对胃肠道择期手术患者术后恢复效果的系统评价

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Effect of prehabilitation on outcomes in patients undergoing elective gastrointestinal surgery: a systematic review

FANG Fang, TAI Rui, YU Qian, ZHANG Yaqing

图2 纳入文献的风险偏倚

Fig 2 Risk bias of the included studies Note: “+”—up to the standard; “-”—failure to meet the standard; “?”—not mentioned or described clearly in the literature.