Table 2.

Results of the perception of individual practical skills between groups. Data are presented as median (IQR)

	3rd year students (n = 25)	4th year students (n = 25)	5th year students (n = 25)	p value
Whole field of conservative dentistry and periodontology	72 (43–100)a	52 (30–58)	29 (10–52)a	< 0.01
Endodontology	76 (37–100)	80 (58–134)	55 (33–100)	0.23
Periodontology	135 (72–186)ac	47 (33–70)bc	12 (0–30)ab	< 0.01
Cariology	80 (46–115)ac	32 (14–63)c	20 (9–40)a	< 0.01
Restorative dentistry	100 (68–117)ac	72 (33–87)c	33 (10–82)a	< 0.01
Preventive dentistry	104 (151 − 72)ac	13 (3–25)c	6 (0–15)a	< 0.01

Values are given as the distance between the object and subject disc in millimeters, shown as the mean values and standard deviation

^aSignificant difference in post-hoc testing between the 3rd and 5th years (p ≤ 0.01)

^bSignificant difference in post-hoc testing between the 4th and 5th years (p ≤ 0.01)

^cSignificant difference in post-hoc testing between the 3rd and 4th years (p ≤ 0.01)