Table 2 Median (IQR) opioid equivalents administered to the intervention groups: prior to commencing protocol; between 0–10; 10–20; and 20–30 min. Mann–Whitney U-test, *Denotes significance.

From: Virtual reality and its use in post-operative pain following laparoscopy: a feasibility study

Opioid requirements

Intervention group 1

Intervention group 2

p-value

Pre-protocol

18.0 (14.5–27.0)

6.0 (0.0–12.0)

0.01*

0–10 min

0.0 (0.0–7.5)

3.0 (0.0–10.0)

0.04*

Washout at 10–20 min

0.0 (0.0–0.0)

0.0 (0.0–7.5)

0.30

20–30 min

0.0 (0.0–0.0)

0.0 (0.0–5.0)

0.77

Total (pre-protocol to 30 min)

6.0 (0.0–24.4)

12.0 (0.0–19.5)

0.86

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