Quality of life and satisfaction of patients after nonsurgical primary root canal treatment provided by undergraduate students, graduate students and endodontic specialists

By A. Hamasha & A. Hatiwsh

Date: 01/2013
Journal: IEJ


Investigate the question: Can RCT improve patient’s quality of life?


Subjects: Adult patients 18-60 years, mentally fit, systemically healthy and legally capable of signing consents.  Excluding criteria: Diabetes, blood disorder, pregnancy, orthotx

N= 302 Jordinian patients treated with RCT: 101 undergrad, 100 grad, 101 specialists

Survey consisting : personal and demographic data, modified Oral Health Impact Profile (OHIP) (Dugus 2002), 7 semantic differential scales. Data analyses included descriptive statistics and nonparametric analyses

Systematic sampling every 10th patient

Experimental Design: interview before RCT then 2 weeks after RCT


  • Prior to tx, pts were most concerned about comfort during eating, altering the temp of foods, and difficulty relaxing; > 97 % saw improvement in these factors , not related to provider
  • > 90 % of subjects reported improvements in the sense of taste, pain, self-consciousness, waking up during sleep, interruption of meals, and difficulty to sleep àNo difference in improvement of these factors between providers
  • Between 75 % and 90 % noted improvement in unsatisfactory diet and difficulty doing jobs
  • Satisfaction with specialists was significantly improved in terms of time involved, intraoperative pain, pleasantness, and general satisfaction as compared to undergrad
  • Satisfaction with specialists was significantly lower in terms of treatment cost as compared to grad or undergrad
  • Degree of improvement was
  • Non-significant for the following factors: age, gender, tooth type, arch, density or length of obturation, restoration after tx, occupation, or income
  • Significant for the following factors: taperness of obturation, pulpal status (necrotic vs. vital), gingival inflammation, and missing teeth

Clinical Significance:

The impact of root canal treatment on the quality of life was apparent.  Satisfaction with RCT approximates 8 on the differential scale. Preference for specialists over dental students.