Table 10. Correlations between socioeconomic levels and different dental abnormalities.

Socio-economic level	HSPM for primary teeth (%)	MIH for permanent teeth (%)	CI for primary teeth	CI for permanent teeth
	Median (IQR) ** Min–Max	Median (IQR) ** Min–Max	Median (IQR) ** Min–Max	Median (IQR) ** Min–Max
Very low	12.9 (0.0–17.4)	12.1 (0.0–17.5)	4.0 (1.3–6.8)	2.0 (0.0–4.0)
	0.0–25.0	0.0–50.0	0.0–18.0	0.0–9.0
Low	7.1 (0.0–11.1)	0.0 (0.0–20.0)	7.0 (2.0–10.0)	2.0 (0.0–3.0)
	0.0–20.0	0.0–33.0	0.0–13.0	0.0–8.0
Moderate	0.0 (0.0–11.3)	0 (0.0–20.0)	7.5 (5.8–9.3)	3.0 (1.0–4.5)
	0.0–20.0	0.0–25.0	0.0–10.0	0.0–5.0
High	0.0 (0.0–0.0)	0.0 (0.0–8.3)	6.0 (2.0–8.5)	0.0 (0.0–3.3)
	0.0–17.0	0.0–25.0	0.0–12.0	0.0–5.0
P value *	0.019 *	0.627	0.606	0.301

^*P value is significant if < 0.05.

^**IQR: Interquartile Range.