Table 7 Mean competence difference of study participants by level of practice exposure (number of conducted procedures)

Nutrition assessment

  < or = 47

0.7077

  > 47

0.7253

−0.01767

−0.03748, 0.00214

0.08

Giving oxygen

  < or = 30

0.6951

  > 30

0.7343

−0.03917

− 0.05851, − 0.01981

< 0.001

Intravenous cannulation

  < or = 25

0.7044

  > 25

0.7267

−0.02225

−0.04234, − 0.00216

0.03

Urinary catheterization

  < or = 20

0.6996

  > 20

0.7313

−0.03171

− 0.05141, − 0.01202

0.002

Nasogastric insertion

  < or = 15

0.6989

  > 15

0.7304

−0.03152

− 0.05163, − 0.01141

0.002

Assist normal delivery

  < or = 10

0.7083

  > 10

0.7233

−0.01492

− 0.03526, 0.00542

0.07

Conduct wound suturing

  < or = 10

0.7042

  > 10

0.7279

−0.02362

−0.04354, − 0.00370

0.01

Venipuncture

  < or = 10

0.7015

  > 10

0.7296

−0.02809

−0.04783, − 0.00835

0.005

Bag and mask ventilation

  < or = 6

0.7094

  > 6

0.7235

−0.01413

−0.03399, 0.00573

0.162

Abdominal paracentesis

  < or = 6

0.6991

  > 6

0.7321

−0.03304

−0.05263, − 0.01345

< 0.001