Table 3 Socio-economic characteristics associated with the use of self-medication, prescribed medicine and antibiotics to treat common colds (CCs) and upper respiratory tract infections (URTIs) (n = 17,450)

Sex

Boys

Reference

Reference

Reference

Girls

1.04 (0.87, 1.25)

1.04 (0.86, 1.26)

1.52 (1.05, 2.18)

Age (years)

0-10

Reference

2.27 (1.81, 2.85)

Reference

11-17

2.40 (1.87, 3.07)

Reference

1.45 (1.01, 2.08)

Region

East

Reference

1.23 (0.94, 1.60)

1.67 (1.19, 2.34)

West

1.14 (0.90, 1.45)

Reference

Reference

Immigration background

Yes

Reference

1.60 (1.21, 2.11)

2.37 (1.51, 3.73)

No

1.64 (1.28, 2.11)

Reference

Reference

Social status

Low

Reference

1.58 (1.25, 1.99)

1.57 (0.93, 2.64)

Intermediate

1.44 (1.16, 1.80)

1.55 (0.98, 2.53)

1.55 (0.87, 2.75)

High

1.77 (1.42, 2.20)

Reference

Reference