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Table 2 PD of two groups at T1 ~ 8

From: The value of pupillary diameter in evaluating pain perception after awakening in patients undergoing general anesthesia during orthopedic surgery

  

T1

T2

T3

T4

T5

T6

T7

T8

PD

(mm)

Painless group

3.11 ± 0.53

1.71 ± 0.19

1.77 ± 0.21

1.87 ± 0.23

1.80 ± 0.23

1.85 ± 0.21

1.95 ± 0.23

2.41 ± 0.34

Pain group

3.01 ± 0.47

1.70 ± 0.22

1.85 ± 0.30

1.95 ± 0.26

1.92 ± 0.27

2.25 ± 0.24

2.50 ± 0.33

2.49 ± 0.37

 

P

0.202

0.899

0.040

0.035

0.003

0.000

0.000

0.132

  1. PD: Pupillary diameter. T1: when patients entered the operating room, T2: before incision, T3: 10 s after incision, T4: 30 s after incision, T5: 1 h after incision, T6: at the end of surgery, T7: shortly after extubation, T8: when patients expressed pain clearly
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BMC Anesthesiology

ISSN: 1471-2253

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