Table 2.

Changes in hospital utilisation during the two years follow-up period

	One year before study start	First year of follow-up	Differences (%)	p – value*	Second year of follow-up	Differences (%)	p - value**
HA (N), IC group	71	62	- 12.6	0.13	38	- 46.5	0.01
HA (N), UC group	84	91	+8,3	0.61	84	0	0.33
HD (N), IC group	468	242	- 48.3	0.01	244	- 47.8	0.02
HD (N), UC group	479	488	+1.8	0.19	466	- 2.7	0.20

P -value*: the year before study start versus the first year of follow-up.

p -value**: the year before study start versus the second year of follow-up.

IC: integrated care; UC: usual care; HA: hospital admissions due to AECOPD; HD: hospital days due AECOPD.