Table 2

Self-reported Waist Circumference category vs measured Waist Circumference category
Self-reported Waist Circumference category
Actual Waist Circumference category Normal (n) Overweight (n) Obese (n) Total
Normal 2 2¤ 0¤ 4
Borderline N/OW* 2 5 0¤ 7
Overweight 0§ 7 2¤ 9
Borderline OW/OB* 0§ 16 9 25
Obese 2§ 25§ 209 236
Total 6 55 220 281

* Categories represent those within 2 cm of cutoffs for normal and overweight (N/OW), and overweight and obese (OW/OB).

Notes for table: § represents participants who under-report their waist circumference category and ¤ represents those who over-report their waist circumference category, after allowing for 2 cm margins of error.

Hernan et al.

Hernan et al. BMC Public Health 2012 12:510   doi:10.1186/1471-2458-12-510

Open Data