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Table 3 Intrarater reliability (repeatability) for pterygium surgery assessing scale

From: Development of a valid and reliable pterygium surgery assessment scale for ophthalmology residents

Item

ICC

95% CI

Lower bound

Upper bound

Preoperative preparation

0.916***

0.879

0.941

Microscope use

0.923***

0.890

0.947

Instrument handling

0.883***

0.832

0.919

Local anesthesia

0.846***

0.779

0.893

Conjunctival incision

0.894***

0.847

0.926

Pterygium head dissection

0.914***

0.876

0.940

Pterygium body separation and dissection

0.934***

0.905

0.954

Removal of subconjunctival tissue

0.841***

0.772

0.889

Hemostasis

0.962***

0.945

0.974

Conjunctival autograft acquisition

0.909***

0.869

0.936

Autograft suturing

0.837***

0.767

0.887

Postoperative clean up

0.908***

0.867

0.936

  1. ICC intraclass correlation coefficient, CI confidential interval
  2. ***P < 0.001