JKAOH Journal of Korean Acadomy of Oral Health
pISSN 1225-388X eISSN 2093-7784

Table. 1.

Subject’s demographic and regional characteristics and unmet needs of dental care service rate

Division Total Middle-aged Elderly-aged



N (%) Ratec N (%) Rate N (%) Rate
Totala 174,519 14.73 101,717 15.43 72,802 13.00
Unmet needs of dental care service typesb Overall (T1) 25,521 14.73 15,791 15.43 9,730 13.00
Availability (a) 1,932 0.63 653 0.45 1,279 1.09
Economic accessibility (b) 6,612 3.69 3,071 3.00 3,541 5.40
Acceptability (c) 16,977 10.41 12,067 11.98 4,910 6.51
Level 1. Individual factors
Gender Male 10,705 (47.83) 7.04 7,341 (51.13) 7.89* 3,364 (38.10) 4.95***
Female 14,816 (52.17) 7.69 8,450 (48.87) 7.54 6,366 (61.90) 8.05
Education level Unschooled 4,019 (8.11) 1.20*** 369 (1.44) 0.22*** 3,650 (27.75) 3.61***
Elementary school 5,120 (13.32) 1.96 1,770 (6.47) 1.00 3,350 (33.46) 4.35
Middle school 3,551 (12.67) 1.87 2,277 (11.27) 1.74 1,274 (16.80) 2.18
High school 7,940 (37.17) 5.47 6,845 (44.52) 6.87 1,095 (15.53) 2.02
Bachelor’s degree or higher 4,891 (28.73) 4.23 4,530 (36.30) 5.60 361 (6.46) 0.84
Economic activity status Active 15,915 (65.20) 9.60*** 12,192 (77.29) 11.92*** 3,723 (29.62) 3.85
None 9,606 (34.80) 5.13 3,599 (22.71) 3.50 6,007 (70.38) 9.15
Occupation Professional & menager 1,775 (10.89) 1.60*** 1,711 (14.22) 2.19*** 64 (1.09) 0.14***
Clerical work 1,391 (8.27) 1.22 1,363 (10.90) 1.68 28 (0.49) 0.06
Sales service position 3,462 (15.06) 2.22 3,015 (18.45) 2.85 447 (5.09) 0.66
Agriculture, forestry and fishery workers 3,453 (4.47) 0.66 1,699 (3.43) 0.53 1,754 (7.53) 0.98
Functional simple labors 5,835 (26.52) 3.91 4,401 (30.28) 4.67 1,434 (15.47) 2.01
Others 9,605 (34.79) 5.12 3,602 (22.72) 3.50 6,003 (70.33) 9.14
Activity restriction status Active 20,007 (85.21) 12.55*** 14,541 (93.51) 14.42*** 4,264 (39.22) 5.10***
None 5,514 (14.79) 2.18 1,250 (6.49) 1.01 5,466 (60.78) 7.90
Perceived oral health Good 1,547 (6.41) 0.94*** 1,101 (7.00) 1.08*** 446 (4.70) 0.61***
Average 7,646 (34.78) 5.12 5,908 (39.86) 6.15 1,738 (19.80) 2.57
Poor 16,328 (58.81) 8.67 8,782 (53.14) 8.18 7,546 (75.50) 9.82
Chewing difficulty Yes 12,759 (58.04) 6.18*** 5,897 (33.57) 5.18*** 6,862 (66.63) 8.66***
No 12,762 (41.96) 8.55 9,894 (66.43) 10.25 2,868 (33.37) 4.34
Level 2. Household factors
Monthly household income (unit. 10,000) ≥100 5,958 (13.96) 2.06*** 1,375 (6.13) 0.95*** 4,583 (37.03) 4.82***
≥100-200 4,773 (14.56) 2.14 2,226 (10.29) 1.59 2,547 (27.14) 3.53
≥200-300 3,760 (14.17) 2.09 2,617 (14.11) 2.18 1,143 (14.33) 1.86
≥300-400 3,192 (14.80) 2.18 2,565 (16.73) 2.58 627 (9.11) 1.18
≤400 7,838 (42.51) 6.26 7,008 (52.74) 8.14 830 (12.39) 1.61
Marital status Married 17,250 (71.66) 10.55*** 11,869 (76.38) 11.78*** 5,381 (57.77) 7.51***
Divorced∙widowed∙separation 7,004 (22.32) 3.29 2,728 (15.87) 2.45 4,276 (41.32) 5.37
Single 1,267 (6.02) 0.89 1,194 (7.75) 1.20 73 (0.91) 0.12
Single-person household status Yes 5,254 (14.95) 2.20*** 2,065 (10.89) 1.68*** 3,189 (26.88) 3.49***
No 20,267 (85.05) 12.53 13,726 (89.11) 13.75 6,541 (73.12) 9.51
Children living together number of household Yes 9,325 (51.63) 7.61** 8,057 (62.73) 9.68 1,268 (18.95) 2.46
No 16,196 (48.37) 7.12 7,734 (37.27) 5.75 8,462 (81.05) 10.54
Number of household members over 19 years old 1-2 18,547 (64.79) 9.55* 10,307 (59.95) 9.25** 8,240 (79.03) 10.28*
3-5 6,892 (34.94) 5.14 5,425 (39.77) 6.14 1,467 (20.72) 2.69
≤6 82 (0.27) 0.04 59 (0.28) 0.04 23 (0.25) 0.03
Level 3. Regional factors
Fiscal independence rations High 9,352 (56.31) 8.29* 6,678 (58.85) 9.08** 2,674 (48.82) 6.35
Low 16,169 (43.69) 6.44 9,113 (41.15) 6.35 7,056 (51.18) 6.65
Basic living supply and demand rate High 11,763 (42.68) 6.29*** 7,068 (41.99) 8.95*** 4,695 (44.73) 5.81**
Low 13,758 (57.32) 8.44 8,723 (58.01) 6.48 5,035 (55.27) 7.19
No. of dental offce (unit. 100,000) Q1 (low) 7,018 (10.71) 1.58** 3,608 (9.61) 1.48** 3,410 (13.93) 1.81**
Q2 6,913 (21.61) 3.18 4,220 (21.18) 3.27 2,693 (22.89) 2.98
Q3 6,325 (31.63) 4.66 4,316 (32.54) 5.02 2,009 (28.94) 3.76
Q4 (high) 5,265 (36.05) 5.31 3,647 (36.67) 5.66 1,618 (34.24) 4.45
No. of dentist (unit. 10,000) Q1 (low) 6,681 (19.10) 2.81** 3,916 (19.14) 2.95** 2,765 (18.96) 2.46*
Q2 6,916 (17.76) 2.62 3,903 (16.94) 2.61 3,013 (20.18) 2.62
Q3 6,368 (29.08) 4.28 4,240 (29.67) 4.58 2,128 (27.36) 3.56
Q4 (high) 5,556 (34.06) 5.02 3,732 (34.25) 5.28 1,824 (33.50) 4.35
The rate of unmet needs of the general hospital High 13,078 (53.62) 7.90*** 8,159 (53.39) 8.24*** 4,919 (54.32) 7.06***
Low 12,443 (46.38) 6.83 7,632 (46.61) 7.19 4,811 (45.68) 5.94
Practice rate of brushing after lunch High 12,541 (58.81) 8.66*** 8,069 (59.42) 9.17*** 4,472 (57.01) 7.41***
Low 12,980 (41.19) 6.07 7,722 (40.58) 6.26 5,258 (42.99) 5.59

aThis refers to the case where both the group that unmet needs of dental care service and the group who does not meet it are combined.

bThis refers to the case of responding to the question of reasons for restriction of unmet needs of dental care service among the unmet dental care needs group.

cIndicates unmet needs of dental service rate. by chi-square test *P<0.05, **P<0.01, ***P<.0001.

J Korean Acad Oral Health 2021;45:126~137 https://doi.org/10.11149/jkaoh.2021.45.3.126
© Journal of Korean Academy of Oral Health