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Table 3 Inter-rater correlation and percentage agreement for individual domains of the POMS on days 1, 3, 5 and cumulatively

From: Measuring outcomes after major abdominal surgery during hospitalization: reliability and validity of the Postoperative Morbidity Survey

 

Day 1 (n = 51)

Day 3 (n = 51)

Day 5 (n = 40)

Total (n = 263)

 

Percentage agreement

κ

Percentage agreement

κ

Percentage agreement

κ

Percentage agreement

κ

Cardiovascular

94.1

0.876 (0.740-1.0)

100

1.0 (1.0-1.0)

97.5

0.655 (−0.012-1.0)

96.6

0.828 (0.718-0.939)

Gastrointestinal

88.2

0.555 (0.221-0.890)

84.3

0.651 (0.443-0.858)

87.5

0.658 (0.377-0.938)

87.5

0.749 (0.669-0.829)

Hematological

80.4

0.069 (−0.448-0.587)

100

1.0 (1.0-1.0)

100

N/A

95.4

0.378 (0.035-0.722)

Infectious

98.0

0.929 (0.793-1.0)

98.0

0.935 (0.810-1.0)

95.0

0.804 (0.539-1.0)

98.1

0.938 (0.884-0.992)

Neurological

96.1

0.480 (−0.227-1.0)

96.1

0.779 (0.479-1.0)

97.5

0.655 (−0.012-1.0)

97.0

0.717 (0.524-0.910)

Pain

100

1.0 (1.0-1.0)

86.3

0.71 (0.511-0.90)

90.0

0.610 (0.247-0.973)

93.5

0.869 (0.809-0.929)

Pulmonary

100

1.0 (1.0-1.0)

94.1

0.870 (0.727-1.0)

95.0

0.890 (0.742-1.0)

96.2

0.906 (0.852-0.960)

Renal

98.0

0.658 (−0.007-1.0)

96.1

0.897 (0.757-1.0)

92.5

0.845 (0.677-1.0)

95.1

0.869 (0.802-0.936)

Wound

98.0

0.0 (−1.0-1.0)

100

N/A

100

N/A

99.2

−0.004 (−1.0-1.0)

  1. Some κ coefficients could not be calculated as all observations occurred in a single domain, and are labeled N/A.