|
Actual BMI category
| |
---|
Accuracy of self-perceived BMI
|
Underweight
|
Normal
|
Overweight
|
Obese
|
P valueb
|
---|
All patients (n = 508)
| | | | |
<.001
|
Accurate
|
9 (82)
|
98 (71)
|
112 (58)
|
32 (19)
| |
Inaccurate
|
2 (18)
|
40 (29)
|
82 (42)
|
132 (81)
| |
Women (n = 257)
| | | | |
<.001
|
Accurate
|
9 (82)
|
65 (69)
|
62 (76)
|
17 (24)
| |
Inaccurate
|
2 (18)
|
29 (31)
|
19 (24)
|
54 (76)
| |
Men (n = 251)c
| | | | |
<.001
|
Accurate
|
NA
|
33 (75)
|
50 (44)
|
15 (16)
| |
Inaccurate
|
NA
|
11 (25)
|
63 (56)
|
78 (84)
| |
-
Abbreviations: BMI body mass index, NA not applicable.
-
aAcross all 4 categories and for trend.
-
bValues are percentages of patients.
-
cData were missing for 1 patient.