Table 4.
Multivariate analysis of pre, peri, and postnatal factors affecting eruption timing of mandibular central incisor in term babies
| Factor | Levels | Number (%) | Mean (SD) | B (SE) | p-value |
|---|---|---|---|---|---|
| Constant | Total = 53 | 11.12 (1.71) | <0.001 | ||
| Mothers age (years) | 53 (100) | 10.55 (1.87) | −0.004 (0.061) | 0.948 | |
| Socioeconomic status | Upper class | 48 (90.57) | 10.50 (1.94) | −0.536 (0.957) | 0.579 |
| Lower classa | 5 (9.43) | 10.99 (0.77) | |||
| Mode of delivery | Cesarean | 30 (56.60) | 10.25 (1.73) | −0.944 (0.529) | 0.082 |
| Vaginala | 23 (43.40) | 10.93 (2.01) | |||
| Parity | Second | 19 (35.85) | 11.01 (1.72) | 1.340 (0.619) | 0.036* |
| Firsta | 34 (64.15) | 10.29 (1.92) | |||
| Gender | Male | 33 (62.26) | 10.44 (1.89) | −0.160 (0.550) | 0.772 |
| Femalea | 20 (37.74) | 10.72 (1.86) | |||
| Birth weight | Extreme | 9 (16.98) | 10.64 (1.40) | 1.599 (0.956) | 0.102 |
| Normala | 44 (83.02) | 10.53 (1.96) | |||
| Birth length | Extreme | 29 (54.72) | 10.93 (1.85) | 1.026 (0.556) | 0.072 |
| Normala | 24 (45.28) | 10.08 (1.81) | |||
| Birth head circumference | Extreme | 32 (60.38) | 10.27 (1.81) | −0.764 (0.538) | 0.163 |
| Normala | 21 (39.62) | 10.97 (1.93) | |||
| Weight for GA | Small for GA | 16 (30.19) | 11.23 (1.69) | 1.132 (0.838) | 0.051 * |
| Appropriate GAa | 37 (69.81) | 10.68 (1.95) | |||
| Feeding practice | Combination | 3 (5.66) | 9.86 (0.52) | −0.371 (1.124) | 0.743 |
| Breastfeda | 50 (94.34) | 10.59 (1.91) | |||
| Complementary feeding | >9 months | 10 (18.87) | 11.04 (1.40) | 0.881 (0.721) | 0.027 * |
| ≤9 monthsa | 43 (81.13) | 10.43 (1.96) |
Reference group, aR-square = 0.290; SD, standard deviation; B(SE), regression coefficient (standard error); * significant