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. 2020 Oct 17;70(2):100–107. doi: 10.1111/idj.12526

Table 4.

Bivariate analysis of various factors related to the Chinese Early Childhood Oral Health Impact Scale

Variable % of child impacts (CIS score > 0) % of family impacts (FIS score > 0) % of overall impact (ECOHIS > 0)
Parent demographics
Relationship to the child
Mother 64.0% (185/289) 48.1% (139/289) 70.2% (203/289)
Other family member 66.0% (31/47) 46.8% (22/47) 70.2% (33/47)
Mother’s education level
Lower secondary school or lower 60.2% (53/88) 50.0% (44/88) 65.9% (58/88)
Secondary school 71.1% (106/149) 47.0% (70/149) 75.2% (112/149)
Post-secondary school/University 57.6% (57/99) 47.5% (47/99) 66.7% (66/99)
Father’s education level
Lower secondary school or lower 64.0% (57/89) 47.2% (42/89) 68.5% (61/89)
Secondary school 65.8% (96/146) 48.6% (71/146) 70.5% (103/146)
Post-secondary school/University 62.4% (63/101) 47.5% (48/101) 71.3% (72/101)
Child demographics and caries status
Sex *
Male 67.5% (114/169) 53.3% (90/169) 73.4% (124/169)
Female 61.1% (102/167) 42.5% (71/167) 67.1% (112/167)
Age (years)
4 68.2% (180/264) 62.9% (166/264) 46.2% (122/264)
5 77.8% (56/72) 69.4% (50/72) 54.2% (39/72)
Decayed teeth (dt) * ** **
dt = 0 59.6% (127/213) 40.8% (87/213) 65.3% (139/213)
dt ≥ 1 72.4% (89/123) 60.2% (74/123) 78.9% (97/123)
Missing teeth (mt)
mt = 0 64.3% (216/336) 47.9% (161/336) 70.2% (236/336)
mt > 1 NA NA NA
Filled teeth (ft)
ft = 0 64.4% (208/323) 47.1% (152/323) 70.3% (227/323)
ft ≥ 1 61.5% (8/13) 69.2% (9/13) 69.2% (9/13)
Decayed, missing or filled teeth (dmft) * *** **
dmft = 0 59.9% (127/212) 40.6% (86/212) 65.1% (138/212)
dmft ≥ 1 71.8% (89/124) 60.5% (75/124) 79% (98/124)
Modified pufa
Modified pufa = 0 69.5% (226/325) 63.4% (206/325) 47.4% (154/325)
Modified pufa ≥ 1 90.9% (10/11) 90.9% (10/11) 63.6% (7/11)

CIS, child impact section; FIS, family impact section; NA, not applicable; pufa, oral conditions of untreated caries.

Chi-square test, *P < 0.05, **P < 0.01, ***P < 0.001.