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Table 5 Summary of responses to item 1 to 6 of "Perception of oral condition" and their relationship with plaque score

From: Assessment of oral self-care in patients with periodontitis: a pilot study in a dental school clinic in Japan

Perception of oral condition Responses and binarization† Relationship with plaque score
Items   
1. How often do you check your teeth or mouth in a mirror? n = 65   NS
   everyday 22 (34)  
   a few times/week 21 (32)  
   a few times/month 11(17)  
   almost never 11 (17)  
2. How would you rate your desire to keep your teeth? n = 65   NS
   Very strong 48 (74)  
   Strong 15 (23)  
   Fair 2 (3)  
   Weak 0 (0)  
   Very weak 0 (0)  
4. How much are you willing to do to improve your oral health? n = 65   NS
   Anything necessary 40 (62)  
   I am willing to take some action. 25 (38)  
   Not very much 0 (0)  
6. Have you been maintaining regular dental check-ups? n = 63   P = 0.0407
   Yes 17 (27)  
   No 46 (73)  
  1. Values are expressed in n (%). Items subjected to the statistical analysis were shown.
  2. †Responses were grouped into two (as separated by dotted line) and compared with two categories of PCR (≥ 40% vs. < 40%) by Fisher's exact test. P-values less than 0.05 were considered statistically significant.
  3. NS; not significant