Appendix 2—table 2. Estimates of age-specific VE parameters in models fitted to different age groups.

	Model with age-specific VE, age ≥6 months (MLE, 95% CI)	Model with age-specific VE, age ≥15 years (MLE, 95% CI)	Model with age-specific VE, age < 65 years (MLE, 95% CI)	Model with age-specific VE, age 15–64 years (MLE, 95% CI)
Age-specific VE against H1N1 (%)
0–4 years	69 (56, 84)	N.A.	68 (55, 83)	N.A.
5–9 years	26 (0, 48)	N.A.	24 (0, 47)	N.A.
10–14 years	92 (80, 96)	N.A.	92 (80, 96)	N.A.
15–19 years	86 (62, 95)	89 (66, 97)	86 (61, 95)	89 (65, 97)
20–29 years	84 (65, 91)	86 (69, 91)	83 (63, 90)	85 (67, 91)
30–39 years	8 (0, 37)	22 (0, 47)	5 (0, 35)	19 (0, 45)
40–49 years	18 (0, 45)	28 (0, 47)	14 (0, 42)	24 (0, 49)
50–64 years	32 (7, 51)	39 (16, 56)	28 (2, 48)	37 (14, 55)
65+ years	50 (16, 71)	64 (39, 83)	N.A.	N.A.
Age-specific VE against H3N2 (%)
0–4 years	58 (48, 67)	N.A.	58 (48, 67)	N.A.
5–9 years	45 (31, 58)	N.A.	45 (30, 57)	N.A.
10–14 years	23 (0, 41)	N.A.	22 (0, 41)	N.A.
15–19 years	31 (3, 53)	33 (4, 55)	30 (2, 53)	32 (1, 54)
20–29 years	34 (11, 51)	37 (15, 53)	33 (11, 51)	36 (14, 53)
30–39 years	10 (0, 31)	15 (0, 35)	9 (0, 30)	12 (0, 33)
40–49 years	36 (15, 52)	42 (24, 57)	36 (15, 52)	42 (23, 57)
50–64 years	47 (35, 56)	49 (37, 58)	47 (35, 57)	48 (36, 58)
65+ years	41 (24, 54)	38 (20, 52)	N.A.	N.A.