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. 2021 Jul 20;21:388. doi: 10.1186/s12909-021-02824-3

Table 4.

Influence of type of subject on students’ classroom attendance

Academic year Subjects you are more likely to skip or be late for their lectures Total Gender Academic average
Male Female < 3.75 3.75–4.49 4.50–5.00

2nd year

n = 180

Gross Anatomy No 79 (43.9%) 30 (39.5%) 49 (47.1%) 0 (0.0%) 1 (33.3%) 78 (44.6%)
Yes 101 (56.1%) 46 (60.5%) 55 (52.9%) 1 (100.0%) 2 (66.6%) 97 (55.4%)
p-value p = 0.362¥ p = 1.00 F
Biochemistry No 72 (40.0%) 11 (14.5%) 61 (58.7%) 0 (0.0%) 1 (33.3%) 71 (40.6%)
Yes 108 (60.0%) 65 (85.5%) 43 (41.3%) 1 (100.0%) 2 (66.7%) 104 (59.4%)
p-value p < 0.001¥* p = 1.00 F
Histology and Embryology No 55 (30.6%) 19 (25.0%) 36 (34.6%) 0 (0.0%) 2 (66.7%) 53 (30.0%)
Yes 125 (69.4%) 57 (75.0%) 68 (65.4%) 1 (100.0%) 1 (33.3%) 122 (69.7%)
p-value p = 0.192¥ p = 0.464 F
Dental Anatomy No 155 (86.1%) 68 (89.5%) 87 (83.7%) 1 (100.0%) 2 (66.7%) 151 (86.3%)
Yes 25 (13.9%) 8 (10.5%) 17 (16.3%) 0 (0.0%) 1 (33.3%) 24 (13.7%)
p-value p = 0.285¥ p = 0.455 F
Biomaterials No 161 (89.4%) 57 (75.0%) 104 (100.0%) 1 (100.0%) 3 (100.0%) 156 (89.1%)
Yes 19 (10.6%) 19 (25.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 19 (10.9%)
p-value p < 0.001 F* p = 1.00 F

3rd year

n = 125

Operative Dentistry No 124 (99.2%) 59 (100.0%) 65 (98.5%) 4 (100.0%) 49 (100.0%) 69 (98.6%)
Yes 1 (0.8%) 0 (0.0%) 1 (1.5%) 0 (0.0%) 0 (0.0%) 1 (1.4%)
p-value p = 1.00 F p = 1.00 F
Biomaterials No 113 (90.4%) 55 (93.2%) 58 (87.9%) 3 (75.0%) 46 (93.9%) 62 (88.6%)
Yes 12 (9.6%) 4 (6.8%) 8 (12.1%) 1 (25.0%) 3 (6.1%) 8 (11.4%)
p-value p = 0.373 F p = 0.279 F
Microbiology No 52 (41.6%) 14 (23.7%) 38 (57.6%) 2 (50.0%) 21 (42.9%) 28 (40.0%)
Yes 73 (58.4%) 45 (76.3%) 28 (42.4%) 2 (50.0%) 28 (57.1%) 42 (60.0%)
p-value p < 0.001¥* p = 0.946 F
Oral Histology No 103 (82.4%) 49 (83.1%) 54 (81.8%) 3 (75.0%) 38 (77.6%) 60 (85.7%)
Yes 22 (17.6%) 10 (16.9%) 12 (18.2%) 1 (25.0%) 11 (22.4%) 10 (14.3%)
p-value p = 0.857¥ p = 0.383 F
Oral Pathology No 117 (93.6%) 56 (94.9%) 61 (92.4%) 4 (100.0%) 47 (95.9%) 64 (91.4%)
Yes 8 (6.4%) 3 (5.1%) 5 (7.6%) 0 (0.0%) 2 (4.1%) 6 (8.6%)
p-value p = 0.721 F p = 0.595 F
Oral Radiology No 114 (91.2%) 51 (86.4%) 63 (95.5%) 4 (100.0%) 41 (83.7%) 67 (95.7%)
Yes 11 (8.8%) 8 (13.6%) 3 (4.5%) 0 (0.0%) 8 (16.3%) 3 (4.3%)
p-value p = 0.113 F p = 0.098 F
General Pathology No 100 (80.0%) 46 (78.0%) 54 (81.8%) 4 (100.0%) 35 (71.4%) 59 (84.3%)
Yes 25 (25.0%) 13 (22.0%) 12 (18.2%) 0 (0.0%) 14 (28.6%) 11 (15.7%)
p-value p = 0.657 F p = 0.168 F
Pharmacology No 112 (89.6%) 55 (93.2%) 57 (86.4%) 3 (75.0%) 45 (91.8%) 62 (88.6%)
Yes 13 (10.4%) 4 (6.8%) 9 (13.6%) 1 (25.0%) 4 (8.2%) 8 (11.4%)
p-value p = 0.251 F p = 0.608 F
Pain Control No 125 (100.0%) 59 (100.0%) 59 (100.0%) 4 (100.0%) 49 (100.0%) 70 (100.0%)
Yes 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%)
Academic year Subjects you are more likely to skip or be late for their lectures Total Gender Academic average
Male Female < 3.75 3.75–4.49 4.50–5.00

4th year

n = 90

Operative Dentistry No 86 (95.6%) 36 (97.3%) 50 (94.3%) 11 (100.0%) 46 (93.9%) 28 (96.6%)
Yes 4 (4.4%) 1 (2.7%) 3 (5.7%) 0 (0.0%) 3 (6.1%) 1 (3.4%)
p-value p = 0.641 F p = 1.00 F
Endodontics No 82 (91.1%) 30 (81.1%) 52 (98.1%) 10 (90.9%) 45 (91.8%) 27 (93.1%)
Yes 8 (8.9%) 7 (18.9%) 1 (1.9%) 1 (9.1%) 4 (8.2%) 2 (6.9%)
p-value p = 0.008 F* p = 1.00 F
General Medicine No 61 (67.8%) 26 (70.3%) 35 (66.0%) 9 (81.8%) 33 (67.3%) 18 (62.1%)
Yes 29 (32.2%) 11 (29.6%) 18 (34.0%) 2 18.2(%) 16 (32.7%) 11 (37.9%)
p-value p = 0.672¥ p = 0.561 F
Oral Biology No 88 (97.8%) 35 (94.6%) 53 (100.0%) 10 (90.9%) 48 (98.0%) 29 (100.0%)
Yes 2 (2.2%) 2 (5.4%) 0 (0.0%) 1 (9.1%) 1 (2.0%) 0 (0.0%)
p-value p = 0.166 F p = 0.337 F
Periodontics No 82 (91.1%) 34 (91.9%) 48 (90.6%) 11 (100.0%) 46 (93.9%) 24 (82.8%)
Yes 8 (8.9%) 3 (8.1%) 5 (9.4%) 0 (0.0%) 3 (6.1%) 5 (17.2%)
p-value p = 1.00 F p = 0.179 F
Oral Radiology No 81 (90.0%) 32 (86.5%) 49 (92.5%) 10 (90.9%) 44 (89.8%) 26 (89.7%)
Yes 9 (10.0%) 5 (13.5%) 4 (7.5%) 1 (9.1%) 5 (10.2%) 3 (10.3%)
p-value p = 0.479 F p = 1.00 F
Removable Prosthodontics No 74 (82.2%) 29 (78.4%) 45 (84.9%) 9 (81.8%) 40 (81.6%) 24 (82.8%)
Yes 16 (17.8%) 8 (21.6%) 8 (15.1%) 2 (18.2%) 9 (18.4%) 5 (17.2%)
p-value p = 0.576¥ p = 1.00 F
Fixed Prosthodontics No 80 (88.9%) 34 (91.9%) 46 (86.8%) 10 (90.9%) 44 (89.8%) 25 (86.2%)
Yes 10 (11.1%) 3 (8.1%) 7 (13.2%) 1 (9.1%) 5 (10.2%) 4 (13.8%)
p-value p = 0.516 F p = 0.889 F
Ethics and Law No 85 (94.4%) 34 (91.9%) 51 (96.2%) 10 (90.9%) 45 (91.8%) 29 (100.0%)
Yes 5 (5.6%) 3 (8.1%) 2 (3.8%) 1 (9.1%) 4 (8.2%) 0 (0.0%)
p-value p = 0.398 F p = 0.30 F
Biostatistics No 85 (94.4%) 34 (91.9%) 51 (96.2%) 10 (90.9%) 45 (91.8%) 29 (100.0%)
Yes 5 (5.6%) 3 (8.1%) 2 (3.8%) 1 (9.1%) 4 (8.2%) 0 (0.0%)
p-value p = 0.398 F p = 0.30 F
General Surgery No 82 (91.1%) 32 (86.5%) 50 (94.3%) 10 (90.9%) 42 (85.7%) 29 (100.0%)
Yes 8 (8.9%) 5 (13.5%) 3 (5.7%) 1 (9.1%) 7 14.3(%) 0 (0.0%)
p-value p = 0.266 F p = 0.073 F

¥ Chi-square test

F Fisher Exact test

* Statistically significant p < 0.05