Table 1

Database description

Full dataset	Pump therapy	MDI	Three times a day	BD
Number of episodes	5546	2658	3288	3792
Age at diagnosis	6.12	8.77	6.99	7.18
Age of start of therapy	9.60	12.32	10.68	8.94
% female	47.79	45.99	49.00	47.08
Average HbA1c	7.70	8.27	8.64	8.66
% AIP sessions	8.9	17.9	19.7	20.5
Number of patients	452	511	451	565
Duration on regimen (months)	47.45	17.66	24.53	22.68
% previously on pump		3	1	1
% subsequently on pump		27	41	42
% previously on MDI	32		12	4
% subsequently on MDI	5		41	34
% previously on three times a day	41	34		6
% subsequently on three times a day	1	9		42
% previously on BD	54	38	58
% subsequently on BD	2	4	14
% SE quintile 1	18	17	21	20
% SE quintile 2	22	18	16	18
% SE quintile 3	15	20	17	21
% SE quintile 4	22	22	23	19
% SE quintile 5	24	22	23	22

Descriptive statistics for full database % AIP sessions is the percentage of all episodes for each regimen type which were categorised as AIP encounters.
% prior pump therapy indicates the percentage of patients for each regimen type who ever had pump therapy prior to the reference regimen. % Subsequent pump therapy indicates the percentage of patients on each regimen who subsequently went on to have pump therapy after being on the reference regimen.
AIP, active intervention programme; BD, two times per day; MDI, multiple daily injection; SE, socioeconomic.