Table 2 Surgical instruments setup knowledge and performance of the operating room technology students in the study groups

Knowledge (range: 0–10)

Before the intervention

4.00 ± 1.79

4.58 ± 2.10

270.50

0.306

After the intervention

6.70 ± 0.72

5.91 ± 1.71

223.50

0.040

Performance

Remained time for setup completion (min)

2.00 ± 0.65

1.11 ± 0.95

131.50

 < 0.001

Score (range: 0–100)

91.95 ± 1.33

89.94 ± 2.78

198.00

0.016

Error number

2

7 (25.9)

3 (12.5)

150.50

0.001

3

20 (74.1)

8 (33.3)

4

0 (0.0)

9 (37.5)

5

0 (0.0)

3 (12.5)

6

0 (0.0)

1 (4.2)

Bonus number

1

0 (0.0)

1 (4.2)

196.00

0.011

2

0 (0.0)

5 (20.8)

3

11 (40.7)

9 (37.5)

4

7 (26.0)

7 (29.2)

5

9 (33.3)

2 (8.3)