Table 4.
Association of ANA patterns with demographic factors.
| Factor/Level | N | Pattern, % | p-value | |||||
|---|---|---|---|---|---|---|---|---|
| Speckled | Homogeneous | Mixed | Nucleolar | Centromere | Peripheral | |||
| Age | 495 | |||||||
| Mean | 35.1 | 37.8 | 39.2 | 50.6§ | 34.0 | 30.1 | ||
| SD | 13.0 | 16.6 | 18.2 | 17.7 | 5.2 | 16.3 | .001* | |
| Gender | ||||||||
| Male | 59 | 54.2% | 39.0% | 1.7% | 3.4% | 0.0% | 1.7% | |
| Female | 436 | 51.8% | 34.6% | 7.1% | 3.7% | 0.7% | 2.1% | .677 |
| Nationality | ||||||||
| Saudi | 282 | 53.9% | 35.1% | 5.0% | 3.9% | 0.4% | 1.8% | |
| Yemeni | 68 | 35.3% | 41.2% | 11.8% | 7.4% | 0.0% | 4.4% | |
| Chadian | 27 | 74.1% | 22.2% | 3.7% | 0.0% | 0.0% | 0.0% | |
| Pakistani | 18 | 55.6% | 22.2% | 11.1% | 0.0% | 11.1% | 0.0% | |
| Sudanese | 14 | 71.4% | 21.4% | 0.0% | 0.0% | 0.0% | 7.1% | |
| Indian | 12 | 83.3% | 16.7% | 0.0% | 0.0% | 0.0% | 0.0% | |
| Palestinian | 15 | 46.7% | 46.7% | 6.7% | 0.0% | 0.0% | 0.0% | |
| Other | 59 | 42.4% | 42.4% | 10.2% | 3.4% | 0.0% | 1.7% | <0.001* |
| Ethnic group | ||||||||
| Arab tribes | 350 | 50.3% | 36.3% | 6.3% | 4.6% | 0.3% | 2.3% | |
| Middle-Eastern | 31 | 38.7% | 41.9% | 12.9% | 3.2% | 0.0% | 3.2% | |
| Afro-Arab | 35 | 60.0% | 28.6% | 8.6% | 0.0% | 0.0% | 2.9% | |
| African | 32 | 65.6% | 31.3% | 3.1% | 0.0% | 0.0% | 0.0% | |
| South Asian | 37 | 59.5% | 29.7% | 5.4% | 0.0% | 5.4% | 0.0% | |
| Southeast Asian | 10 | 60.0% | 30.0% | 0.0% | 10.0% | 0.0% | 0.0% | .174 |
Percentages are calculated on the row variable and categories.
§Value significantly higher compared to speckled and homogeneous in post hoc analysis using Tukey HSD test. *Statistically significant result (p<0.05). Bold values correspond to the most common pattern in the given factor category.