Table 2.

Intervention group characteristics.

Intervention Group	Carer	Nurse	Pharmacist
Laycarers age (years)
Mean (SD)	52.2 (13.7)	54.0 (12.1)	50.2 (13.1)
Minimum–maximum	25–73	29–77	21–76
Median	53.0	53.0	48.5
Injections during trial period
Mean number of injections administered (min–max)	14.6 (1–49)	15.9 (1–66)	12.0 (1–68)
Mean number of days injecting	7.7 (1–14)	6.0 (1–14)	4.8 (1–14)