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. 2013 Feb 21;13:28. doi: 10.1186/1471-2431-13-28

Table 3.

Longitudinal analyses of ear infection in preceding wave and subsequent ear infections by indigenous status

  Non-indigenous children - AOR [95% CI] ear infections between wave*
2/3 years 4/5 years 6/7 years 10/11 years
B cohort
  
  
  
  
0/1
 No
 ref
 ref
 ref
  
 
 Yes
 7.6 [5.1-11.3]
 4.6 [2.9-7.4]
 1.9 [1.0-3.7]
  
2/3
 No
  
 ref
 ref
  
Yes
  
 8.0 [5.5-11.6]
 4.1 [2.5-6.8]
  
4/5
 No
  
  
 ref
  
 
 Yes
  
  
 12.3 [8.0-18.9]
  
K cohort
  
  
  
  
4/5
 No
  
  
 ref
 ref
Yes
  
  
 9.3 [6.8-12.6]
 6.5 [4.2-9.9]
6/7
 No
  
  
  
 ref
Yes
  
  
  
 17.7 [11.2-26.4]
 
 Indigenous children - AOR [95% CI] reported ear infections between wave*
2/3 years
 4/5 years
 6/7 years
 10/11 years
B cohort
  
  
  
  
0/1
 No
 ref
 ref
 ref
  
 
 Yes
 2.8 [0.6-13.1]
 4.7 [1.1-20.5]
 1.4 [0.09-22.4]
  
2/3
 No
  
 ref
 ref
  
Yes
  
 9.4 [1.7-51.8]
 3.4 [0.39-29.7]
  
4/5
 No
  
  
 ref
  
 
 Yes
  
  
 25.3 [4.6-139.7]
  
K cohort
  
  
  
  
4/5
 No
  
  
 ref
 ref
Yes
  
  
 9.8 [1.6-59.3]
 10.1 [2.4-42.9]
6/7 No
  
  
  
 ref
Yes       17.5 [1.1-287.9]

* Adjusted Odds Ratios (AOR) and 95% Confidence Interval [95% CI]; Confounder variables were sex, employment and school completion of parents, remoteness, and SEIFA economic resource (shown in Table 1).