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Table 4 Intraoperative Hypotension in Postoperative the PE and Control Groups

From: Intraoperative hypotension, oliguria and operation time are associated with pulmonary embolism after radical resection of head and neck cancers: a case control study

Variable

Case Group (N = 28)

Control Group (N = 84)

P Value

Intraoperative MBP

 <65 mmHg [No. (%)]

20 (71.4%)

43 (51.2%)

.062

 Cumulative duration<65 mmHg (h)

0.21 (0–0.50)

0.01 (0–0.19)

.014

 Decrease from the baseline> 20% [No. (%)]

24 (85.7%)

56 (66.7%)

.053

 Cumulative duration decreases from the baseline> 20% (h)

2.23 (0.85–4.68)

0.32 (0–1.14)

<.001

Intraoperative SBP

 <90 mmHg [No. (%)]

19 (67.9%)

44 (52.4%)

.153

 Cumulative duration<90 mmHg (h)

0.38 (0–0.86)

0.06 (0–0.41)

.030

 Decrease from the baseline> 20% [No. (%)]

24 (85.7%)

56 (66.7%)

.053

 Cumulative duration decreases from the baseline> 20% (h)

2.77 (0.27–4.54)

0.19 (0–1.27)

<.001

  1. Abbreviation: MBP Mean blood pressure, SBP Systolic blood pressure