Through covid period the concept of distant, online and hybrid learning evolved in reaction to lockdown. This hindered the capability of students to receive and practice on patients as they should do. The current study compared data of two classes that had different education systems because of COVID-19. Class 2020 had nearly a complete online teaching of theoretical part, practical and minimal patient interaction. Class 2021 had the opportunity to try both systems because of partial lockdown in 2020 and complete return to work in 2021.

Methodology

Evaluation of the quality of teaching of oral surgery curriculum during the COVID 19 lock down.

The Objective Achieving high quality teaching in similar future situations. The Standards used for evaluation. The course report published by the faculty student's affair section and the students survey.

ETHICS & ENGAGEMENT This data was collected from the course report published by the faculty student's affair section. All students shared in the survey consented that their data can be used and presented for research and audit purposes. All adjunctive research presented in this audit got ethical clearance from the Faculty Ethical Committee.

sample Fourth year students studying oral surgery had online teaching and forty students had real time teaching.

Survey Questions A short five-question survey was used to assess the students overall and was given to 40 students from each class to assess the student's satisfaction with the quality of the education.

The survey questions:

1. Technical skills taught during the academic year were valuable or not.
2. real patients provide higher skills compared to dummies and models
3. Teaching in real classroom is better than teaching through online portal
4. do you prefer introudction of dummies before real time patients
5. Regarding the overall satisfaction by the education system The survey portal had a percentage satisfactory meter. Responses over 50% or equal 50% were considered yes and responses below 50% were considered no.

Statistical assessment:

Chi-square test was used to assess the statistical significance between the results using SPSS software.

Inclusion Criteria:

• fourth year students attending normally in ain shams university

Exclusion Criteria:

• any student who is repeating or had this course before

Introduction: Through covid period the concept of distant, online and hybrid learning evolved in reaction to lockdown. This hindered the capability of students to receive and practice on patients as they should do.

Methodology: The current study compared data of two classes that had different education systems because of COVID-19.

triple blinded