|
Participants
a
|
N
|
Eligible non-participants
|
N
b
|
p-value
c
|
---|
Age
|
65.1 (7.0)
|
108
|
65.0 (7.3)
|
276
|
0.835
|
BMI
|
32.7 (3.1)
|
108
|
34.0 (3.4)
|
400
|
<0.001
|
QRISK2
|
23.1 (10.1)
|
106
|
22.8 (9.3)
|
352
|
0.820
|
% Male
|
75 (69.4%)
|
108
|
262 (62.5%)
|
419
|
0.216
|
-
aFigures are mean (SD) for continuous data, or N(%) for categorical data. bNot all surgeries were able to supply full demographic data for non-participants. cAnalyses are independent group t-tests for continuous data or Chi2 for categorical data.