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. 2024 Feb 18;15(2):139–146. doi: 10.5312/wjo.v15.i2.139

Table 2.

Upper limb or spine vs lower limb with demographic and clinical characteristics of patients

Variable
Upper limb or spine, n = 55 (%)
Lower limb, n = 112 (%)
Test (P value)
Gender χ2 = 2.48 (0.115)
Male 42 (76.4) 72 (64.3)
Female 13 (23.6) 40 (35.7)
Nationality χ2 = 0.106 (0.744)
Saudi 50 (90.9) 100 (89.3)
Non-Saudi1 5 (9.1) 12 (10.7)
Age t = -0.355 (0.723)
Mean (± SD) 24 (± 16) 25 (± 18)
Adults or pediatrics χ2 = 0.598 (0.439)
Adults 34 (61.8) 76 (67.9)
Pediatrics 21 (38.2) 36 (32.1)
Length of stay χ2 = 0.618 (0.432)
1 d 33 (60) 60 (53.6)
> 1 d 22 (40) 52 (46.4)
Complication rate χ2 = 0.041 (0.839)
At least 12 3 (5.5) 7 (6.25)
No complication 52 (94.5) 105 (93.75)
Sick leave χ2 = 1.606 (0.448)
No sick leave 37 (67.3) 73 (65.2)
≤ 14 d 17 (30.9) 32 (28.6)
> 14 d 1 (1.8) 7 (6.2)
Type of anesthesia χ2 = 5.411 (0.02)
Regional 2 (3.6) 18 (16.1)
General 53 (96.4) 94 (83.9)
Duration of surgery (min) mean (SD) 74.7 (57.1) 78.2 (53.8) t = -0.387 (0.699)
Period between insertion and removal (mo) mean (SD) 14.5 (13.5) 20.6 (19.5) t = -2.104 (0.037)
1

Non-Saudis include patients from Yemen, Palestine, Nigeria, Nazih (no nationality), Pakistan, Australia, Somalia, Sudan, Sri Lanka, Philippines, and Jordan.

2

Complications include stiffness, contaminated wound, pain, and limited range of motion. Bold indicated significant associations.