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Table 6 Predictors of Length of Surgery and Length of Stay based on Linear Regression

From: Hysterectomy at a Canadian tertiary care facility: results of a one year retrospective review

Length of Surgery in minutes (r2 = .331)

Coefficient

p-value

Constant

77.11

 

BMI

1.16

< .001

Age in years

-0.55

.008

Parity

4.06

.009

Number of concurrent procedures

45.24

< .001

Vaginal approach (compared to abdominal)

-22.56

< .001

Length of Stay in Days (r 2 = .189)

  

Constant

2.3

 

Vaginal approach (compared to abdominal)

-1.7

< .001

Age in years

0.043

< .001

Number of concurrent procedures

1.2

< .001

  1. Additional variables offered into the Length of Surgery model (but not selected) included menopausal status, number of indications, cancer as primary indication and oophorectomy.
  2. Additional variables offered into the Length of Stay model included BMI, cancer as primary indication and oophorectomy.
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BMC Women's Health

ISSN: 1472-6874

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