Skip to main content

Table 2 Factor loading from the exploratory factor analysis of the COHL (N = 370)

From: A new comprehensive oral health literacy scale: development and psychometric evaluation

Items   Factor1 Factor2 Factor3 Factor4
Functional oral health literacy      
F8 If you take the first capsule at 2 P.M., when should you take the next one? By prescription, take one capsule three times (every 8 h) a day 0.657 0.031 − 0.067 − 0.049
F9 If your symptoms are gone by the 4th day of taking the medication, should you stop taking the medication? 0.626 − 0.010 0.134 − 0.069
F11 If you use sodium mouth rinse at 12 A.M., when can you eat or drink? 0.608 − 0.008 − 0.076 0.018
F12 If your tooth was extracted at 8 A.M., when should you take the gauze out of your mouth? 0.537 0.003 − 0.008 − 0.036
F2 Which is the correct name for the 32 teeth that each person has? 0.522 0.229 0.150 0.068
F13 If your tooth was extracted at 8 A.M., can you eat hot food at 2 P.M.? 0.519 0.041 0.036 − 0.061
F6 What is the meaning of “I exonerate my dentist from unintentional complications of treatment” in your opinion? 0.455 0.223 0.008 0.086
F1 What kind of toothpaste can you use to prevent tooth decay? 0.424 0.194 0.212 0.236
F5 Which of the following is the best way to remove stain and calculus from teeth? 0.419 0.240 0.130 0.294
F7 What is the meaning of “I have a history of allergy to some drugs” in your opinion? 0.413 − 0.040 − 0.065 0.163
Oral health knowledge      
K3 Which of the following are detrimental factors to oral health? 0.087 0.738 − 0.094 0.061
K5 Which of the following are the symptoms and manifestations of periodontal disease? 0.079 0.684 0.079 − 0.050
K1 Which of the following are signs of poor oral health? 0.267 0.675 − 0.140 0.084
K2 Which of the following behaviors are good for oral health? 0.258 0.652 − 0.023 0.089
K4 Which of the following health problems are associated with oral health? − 0.040 0.448 0.169 − 0.031
Oral health skill      
S2 How long and what strength when you brush your teeth? 0.170 − 0.030 0.600 − 0.033
S3 How do you use dental floss? 0.215 0.113 0.584 0.040
S4 Do you use interdental brush every day? 0.017 − 0.164 0.528 − 0.037
P4 Do you floss every day? − 0.103 0.205 0.485 0.015
P6 How often do you usually go to the hospital to have your teeth cleaned? 0.037 − 0.067 0.472 0.056
S1 What kind of toothbrush would you choose to use? 0.308 0.061 0.472 0.189
P3 Do you gargle after each meal? − 0.184 0.118 0.447 0.032
P5 How often do you change your toothbrush? − 0.095 0.158 0.433 0.127
P7 If you have any of the following situations, would you go to the hospital for treatment? − 0.083 0.598 0.222 0.071
Oral health belief      
B4 Do you think oral diseases can be prevented? 0.245 0.176 0.076 0.663
B5 Do you think you should go to the hospital if you have oral problems? 0.192 0.075 0.046 0.625
B1 Do you think oral health is important? − 0.137 − 0.024 − 0.057 0.589
B6 Do you think it is necessary to improve oral health knowledge by attending lectures and reading books? − 0.002 0.014 0.101 0.508
B2 Do you think it is important to keep your mouth clean and hygienic? − 0.065 − 0.178 − 0.060 0.438
B3 Do you think it is inevitable for you to lose teeth when you are old? 0.042 0.155 0.180 0.425
  1. F Functional oral health literacy, K knowledge, S skill, P practice, B belief
  2. Item number: 30