Oral Biology Research

Table. 5.

Awareness of NHI-coverage of dental implants by general characteristics

Variable Answer (n=337) χ2 p-value

Yes No
Sex Male 45 (37.5) 75 (62.5) 0.508 0.476
Female 90 (41.5) 127 (58.5)
Age (y) 20–29 27 (42.2) 37 (57.8) 0.434 0.933
30–39 29 (38.7) 46 (61.3)
40–49 46 (41.4) 65 (58.6)
≥50 33 (37.9) 54 (62.1)
Marital status Married 83 (38.8) 131 (61.2) 0.397 0.529
Single 52 (42.3) 71 (57.7)
Education ≤High school 35 (39.8) 53 (60.2) 2.829 0.243
University 87 (38.5) 139 (61.5)
≥Graduate school 13 (56.5) 10 (43.5)
Monthly household income (10,000 KRW) ≤199 25 (46.3) 29 (53.7) 3.234 0.519
200 to ≤300 46 (41.4) 65 (58.6)
300 to ≤400 22 (31.4) 48 (68.6)
400 to ≤500 18 (40.0) 27 (60.0)
≥500 24 (42.1) 33 (57.9)

Values are presented as number (%).

NHI, national health insurance.

Oral Biol Res 2021;45:135~142 https://doi.org/10.21851/obr.45.03.202109.135
© Oral Biol Res