Skip to main content

Advertisement

Table 5 Multivariable analysis: Early vs. late POV (POV in the first 24 hours vs. after 24 hours to 120 hours)1

From: Children's vomiting following posterior fossa surgery: A retrospective study

Model Number 4 3 2 1
Variable Adjusted Odds Ratio
(95% CI)
Adjusted Odds Ratio
(95% CI)
Adjusted Odds Ratio
(95% CI)
Odds Ratio
(95% CI)
1. Site     
   Stollery Children's Hospital 1.00 1.00 1.00 1.00
   Hospital for Sick Children 0.72
(0.22–2.19)
1.80
(0.72–4.52)
1.80
(0.72–4.50)
1.71
(0.72–4.03)
2. Child Characteristics     
   Age in quartiles%     
0 to <4 years 1.00 1.00 1.00  
4 to <7 years 0.30
(0.11–0.79) *
0.31
(0.12–0.79)*
0.31
(0.12–0.78)*
 
7 to <12 years 0.31
(0.13–0.79)*
0.32
(0.13–0.77)*
0.32
(0.13–0.76)*
 
12 to <17 years 0.50
(0.17–1.48)
0.47
(0.17–1.30)
0.47
(0.17–1.29)
 
   Female Gender 1.90
(0.93–3.91)
1.62
(0.81–3.21)
1.62
(0.82–3.21)
 
   Required Surgery     
Brain Tumour 1.00 1.00 1.00  
Chiari I Malformation 0.64
(0.22–1.88)
0.64
(0.20–1.38)
0.57
(0.27–1.20)
 
Other 2.82
(0.39–20.70)
2.63
(0.40–16.19)
2.70
(0.45–16.14)
 
3. Presenting Symptom     
   Presenting with Vomiting 0.71
(0.26–1.84)
0.89
(0.36–2.17)
  
4. Intraoperative Care     
   Administration of Ondansetron 0.85
(0.40–1.80)
   
   Administration of Dexamethasone 2.02
(0.87–4.68)
   
   Length of surgery 1.00
(0.98–1.02)
   
   Use of Desflurane 0.23
(0.07–0.73)*
   
  1. 1. Early vomiting coded as 0 and late vomiting coded as 1, n = 181.
  2. *p < .05 **p < .01
  3. α Change ≥ 15% in a statistically significant variable or ≥ 15% making a variable statistically significant CI = Confidence Interval