Table 3.
Differences of erupted permanent tooth number among different nutritional status according to BMI and W/H.
| Weight status criteria | n (%) | EPT_NO |
|
|---|---|---|---|
| Mean (SD) | P | ||
| WHO BMI criteria 2007 | < 0.001 | ||
| Thinness (1) | 22 (3.3) | 25.1 (2.5) | (1) < (3)* |
| Normal (2) | 445 (66.6) | 26.1 (2.6) | (2) < (3)* |
| Overweight & obesity (3) | 201 (30.1) | 27.0 (1.8) | |
| HKGS W/H criteria 1993 | < 0.001 | ||
| Wasting (1) | 12 (1.8) | 25.0 (2.0) | (1) < (3)* |
| Normal (2) | 509 (76.2) | 26.1 (2.6) | (2) < (3)* |
| Obese (3) | 147 (22.0) | 27.2 (1.4) | |
*P < 0.001.
BMI = body mass index; EPT_NO = erupted permanent tooth number; HKGS = Hong Kong Growth Survey; SD = standard deviation; W/H = weight-height ratio; WHO = World Health Organization.