Smile Attractiveness and Treatment Needs of Maxillary Midline Diastema with Various Widths: Perception among Laypersons, Dental Students, and Dentists in Malaysia

Table 1

Distribution of participants’ sociodemographic data by category.

	Laypersons (N = 158), n (%)	Dental students (N = 118), n (%)	Dentist (N = 138), n (%)
Gender
Male	43 (27.8)	22 (18.6)	33 (23.9)
Female	115 (72.8)	96 (81.4)	105 (76.1)
Age (years)
20–29	106 (67.1)	116 (98.3)	98 (71.0)
30–39	18 (11.4)	2 (1.7)	36 (26.1)
40–49	17 (10.8)	0 (0.0)	4 (2.9)
50–59	17 (10.8)	0 (0.0)	0 (0.0)
Ethnicity
Malay	151 (95.6)	95 (80.5)	73 (52.9)
Chinese	3 (1.9)	16 (13.6)	45 (32.6)
Indian	1 (0.6)	6 (5.1)	18 (13.0)
Others	3 (1.9)	1 (0.8)	2 (1.4)
Educational level
Secondary schools	12 (7.6)	0 (0.0)	0 (0.0)
Foundation	22 (13.9)	118 (50.8)	0 (0.0)
Bachelor’s degree	102 (64.6)	0 (0.0)	122 (88.4)
Master’s degree and above	22 (13.9)	0 (0.0)	16 (11.6)
History of having midline diastema
Yes	2 (1.3)	11 (9.3)	14 (10.1)
No	156 (98.7)	107 (90.7)	124 (89.9)