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Table 2
Self-identification and external criteria by assigned cluster membership
Assigned cluster membership	A: team leader dominated wards (n = 32)		B: primary nurse dominated wards (n = 23)		C: hybrid/mixed wards (n = 38)		p^b

	n	%	n	%	n	%	A vs B	A vs C	B vs C

Self-identification
Primary or modified primary nursing	7	22	17	74	11	29	<0.001	0.589	0.001
Team or group nursing	25	78	6	26	23	61	<0.001	0.130	0.016
Combined team and primary nursing	0	0	0	0	1	3	-	1.000	1.000
Self-identification missing	0	0	0	0	3	8	-	0.245	0.284
Total	32	100	23	100	38	100

Administration of oral medication^a
Team gives out to team's patients	30	94	6	26	35	92	<0.001	1.000	<0.001
Primary nurse gives out to her or his patients	3	9	17	74	5	13	<0.001	0.719	<0.001

Work allocation^a
Team leader allocates work	30	94	9	39	35	92	<0.001	1.000	<0.001
Each RN decides on care to her or his patients	6	19	12	52	15	40	0.018	0.072	0.427

Shift duty scheduling^a
Scheduling for each team	9	28	7	30	9	24	1.000	0.786	0.565
Scheduling to support patient-RN continuity	1	3	3	13	0	0	0.298	0.457	0.049

Patient allocation
≥ 66% of patients are allocated to a team	24	75	19	86	27	71	0.493	0.791	0.219
≥ 66% of patients are allocated to a primary nurse	4	13	9	39	2	6	0.028	0.420	0.004

^aThe numbers of the two rows below do not add up to the n of the column header, as characteristics are confirmed by answering two separate questions, not mutually exclusive. ^bPairwise comparisons, Fisher's exact test
Sjetne et al. BMC Nursing 2010 9:3 doi:10.1186/1472-6955-9-3

Table 2