Molar Incisor Hypomineralization, Prevalence, and Etiology

Table 5

The association between health problems during the first four years of life and prevalence of MIH.

Variables	MIH; 𝑛 (%)	Non-MIH; 𝑛 (%)	𝜒^2	𝑃 value
Adenoiditis	5 (21.7%)	6 (2.5%)	19.780	<0.001*
Fever	3 (13.0%)	7 (2.9%)	6.036	0.014*
Frequent tonsillitis	6 (26.1%)	8 (3.3%)	22.007	<0.001*
Asthma	8 (34.8%)	10 (4.1%)	31.477	<0.001*
Otitis media	1 (4.3%)	2 (0.8%)	2.355	0.125
Frequent antibiotics intake	5 (21.7%)	11 (4.5%)	11.078	0.001*
Chicken pox	2 (8.7%)	5 (2.0%)	3.637	0.057
Measles	1 (4.3%)	3 (1.2%)	1.385	0.239
GIT problems	1 (4.3%)	5 (2.0%)	0.506	0.477
Jaundice	0 (0.0%)	2 (0.8%)	0.190	0.663
Eczema	0 (0.0%)	1 (0.4%)	0.095	0.758
Urinary infections	2 (8.7%)	6 (2.5%)	2.813	0.145
No disease history	4 (17.4%)	199 (81.6%)	47.486	<0.001*
Total	23 (100%)	244 (100%)

^∗𝑃 value is significant at 0.05 level.