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Table 1 (A) Table showing numbers of patients with infection according to mode of application as models or guides / jigs, which did not demonstrate statistically significant difference (p = 0.1141). (B) Infection rates according to bodily region of application, with numbers applied as models or guides / jigs in italics

From: A review of the manufacturing process and infection rate of 3D-printed models and guides sterilized by hydrogen peroxide plasma and utilized intra-operatively

A

    

Mode of application

Infected cases

Non-infected cases

Total cases

Cases with infection (%)

Models

2

57

59

3.4

Guide / jig

6

49

55

10.9

B

    

Region

Infected cases (Models / Guides or jigs)

Non-infected cases (Models / Guides or jigs)

Total cases

Cases with infection (%)

Head & Neck

4 (1/3)

19 (9/10)

23

17.4*

Upper limb

0

36 (23/13)

36

0

Lower limb

4 (1/3)

33 (23/10)

37

10.8

Pelvis

0

11 (7/4)

11

0

Abdomen

0

5 (0/5)

5

0

Spine

0

2 (0/2)

2

0

  1. * p = 0.0195 with regards to a significantly elevated infection rate of head and neck vs. upper limb cases