Table 3.

Severe Acute Respiratory Illness and Influenza-like Illness patient characteristics and their association with influenza vaccination status^*

	Hospitalised with Severe Acute Respiratory Illness		General Practice visit for Influenza-like illness
Characteristic	OR (95% CI)	P	OR (95% CI)	P
Age 6 months to 5 yrs	0.05 (0.02–0.1)	<0.01	0.1(0.05 – 0.19)	<0.01
Age 6 to 17 yrs	0.07 (0.02 – 0.24)	<0.01	0.21 (0.13 – 0.34)	<0.01
Age 18 to 45 yrs	0.32 (0.19 – 0.52)	<0.01	0.3 (0.2 – 0.46)	<0.01
Age 65 to 79 yrs	2.6 (1.54 – 4.37)	<0.01	5.1 (2.66 – 9.79)	<0.01
Age 80 + yrs	2.36 (1.23 – 4.53)	0.01	12.43(1.48 – 104.34)	0.02
Maori	0.62 (0.36 – 1.04)	0.07	0.93 (0.43 – 2.01)	0.85
Pacific	1.05 (0.65 – 1.7)	0.85	0.69 (0.41 – 1.18)	0.18
Male	0.97 (0.82 – 1.13)	0.67	0.71 (0.5 – 1.01)	0.06
NZDep score	1.03 (0.96 – 1.11)	0.36	0.97 (0.91 – 1.04)	0.44
Pregnant	1.18 (0.21 – 6.72)	0.85	Not collected
Smoker	1.03 (0.61 – 1.71)	0.92	0.61 (0.31 – 1.21)	0.16
Chronic disease	1.74 (1.08 – 2.82)	0.02	Not collected
Obese	1.05 (0.65 – 1.72)	0.83	1.48 (0.72 – 3.05)	0.29
Sf36-	1.11 (0.67 – 1.84)	0.69	Not collected
Frailty	3.32 (0.91 – 12.07)	0.07	Not collected
Dependence	1.58 (0.67 – 3.73)	0.29	Not collected
Early Season	0.72 (0.41 – 1.29)	0.27	1.06 (0.62 – 1.82)	0.83
Weeks from influenza peak	0.98 (0.92 – 1.03)	0.37	0.98 (0.93 – 1.03)	0.39

^*Adjusted odds ratio compared to referent group: female, aged 46 to 64 years, non-Māori non-Pacific ethnicity, not low income, not pregnant, non-smoker, without chronic disease, not obese, with self-rated health average or better, not on long term oxygen use, living without assistance and admitted to hospital for SARI during the influenza season.