Carious Exposure versus Mechanical Exposure for MTA Pulpotomy in Primary Teeth

Table 1

Demographic and clinical features of groups.

Variable	Experimental group (carious exposure) ()	Control group (mechanical exposure) ()	value
Age (year)	6–8 (median: 7)	6–9 (median: 7)
Gender
Boy	12 (50.0%)	7 (26.9%)
Girl	12 (50.0%)	19 (73.1%)
Tooth type
Primary 1st molar	6 (25.0%)	13 (50.0%)
Primary 2nd molar	18 (75.0%)	13 (50.0%)

–Whitney test; ’s chi-square test.