Table 2 Musculoskeletal pain scores of the study groups.

From: A structured exercise to relieve musculoskeletal pain caused by face-down posture after retinal surgery: a randomized controlled trial

Postoperative day

Site

NRS Pain Score, Median (IQR)

P-valuea

Control group (n = 31)

Exercise group (n = 30)

Day 0

Back neck

0.00 (0.00–1.00)

0.00 (0.00–0.00)

.259

Shoulder

0.00 (0.00–1.00)

0.00 (0.00–1.25)

.871

Lower back

0.00 (0.00–3.00)

0.00 (0.00–1.25)

.329

Day 1

Back neck

2.00 (0.00–5.00)

3.00 (2.00–5.00)

.275

Shoulder

2.00 (0.00–5.00)

2.00 (0.00–4.25)

.904

Lower back

3.00 (0.00–6.00)

2.50 (1.00–5.00)

.963

Day 2

Back neck

4.00 (2.00–6.00)

3.00 (1.00–5.00)

.345

Shoulder

3.00 (2.00–5.00)

2.00 (1.00–4.00)

.146

Lower back

2.00 (1.00–5.00)

1.00 (0.00–4.00)

.062

Day 3

Back neck

5.00 (3.00–5.00)

2.00 (0.75–3.25)

.001

Shoulder

3.00 (2.00–5.00)

1.00 (0.00–4.00)

.013

Lower back

4.00 (2.00–5.00)

1.00 (0.00–3.00)

.004

  1. NRS, numeric rating scale; IQR, interquartile range.
  2. aBonferroni-corrected P values were obtained using the Mann–Whitney test.