Variables

Non Ajusted OR

95% CI

Ajusted OR

95% CI

Level of patient’s cooperation

Calm

1

1

Coma

1.02 ns

0.35 - 2.97

1.03 ns

0.25 - 4.25

Agitation

8.33***

2.99 - 23.14

12.59***

4.12 - 38.49

PVC insertion site

Wrist

1

1

Back of the hand

1.05 ns

0.55 - 2.00

0.79 ns

0.36 - 1.78

Forearm

2.64*

1.55 - 4.48

2.07 ns

0.89 - 3.96

Elbow bend

2.68***

1.27 - 5.66

2.17*

1.86 - 5.52

Others*

3.62*

1.09 - 12.07

0.61 ns

0.12 - 2.99

PVC calibre

18 Gauge

1.78*

1.01 - 3.34

1.97 ns

0.90 - 4.29

Others**

1

1

Number of vein punctures

1

1

1

2 - 3

2.29**

1.23 - 4.28

3.18**

1.49 - 6.75

Infusion solution: 10% hypertonic glucose

No

1

1

Yes

2.35*

1.18 - 4.69

3.67**

1.62 - 8.33

Duration of catheterization

<72 hours

1

1

≥72 hours

22.11***

10.45 - 46.77

33.00***

14.19 - 76.75