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Table 1 Basic characteristics

From: Peripheral intravenous cannulation with support of infrared laser vein viewing system in a pre-operation setting in pediatric patients

 

Control group count (% within groups) or median (IQR), n = 124

Intervention group count (% within groups) or median (IQR), n = 114

 

Gender

 Male

72 (58.1)

59 (51.8)

p = 0.362

 Female

52 (41.9)

55 (48.2)

 

Age (months)

 0–3

12 (9.7)

19 (16.7)

p = 0.346

 4–12

24 (19.4)

28 (24.6)

 

 13–24

22 (17.7)

15 (13.2)

 

 25–72

28 (22.6)

23 (20.2)

 

 ≥73

38 (30.6)

29 (25.4)

 

Weight (kg)

 <5

9 (7.3)

11 (9.6)

p = 0.538

 5–9.99

37 (29.8)

41 (36.0)

 

 10–19.99

38 (30.6)

29 (25.4)

 

 20–39.99

24 (19.4)

24 (21.1)

 

 ≥40

16 (12.9)

9 (7.9)

 

General anaesthetic (sevoflurane or N2O)

 No

52 (41.9)

41 (36.0)

p = 0.356

 Yes

72 (58.1)

73 (64.0)

 

Local anaesthetic (EMLA®)

 No

67 (54.0)

39 (34.2)

p = 0.003

 Yes

57 (46.0)

75 (65.8)

 

LA in >72 months

 No

28 (73.7)

6 (20.7)

p < 0.001

 Yes

10 (26.3)

23 (79.3)

 

LA in ≤72 months

 No

39 (45.3)

33 (38.8)

p = 0.440

 Yes

47 (54.7)

52 (61.2)

 

Size of needles (GA)

 26

0 (0)

3 (2.6)

p = 0.069

 24

59 (47.6)

63 (55.3)

 

 22

57 (46.0)

38 (33.3)

 

 20

8 (6.5)

10 (8.8)

 
  1. IQR interquartile range, GA Gauge, LA local anesthetic, EMLA ® Eutectic Mixture of Local Anesthetics