Table 2

Association between weekday/weekend, day and shift of admission and stroke case-fatality

Time of admission	Number of admissions (%)	Observed 7-day case-fatality (%)	Unadjusted OR	Adjusted OR (including attending physician)
Weekend/weekday admission
Weekday	63072 (76.7)	7.3	Reference	Reference
Weekend	19147 (23.3)	10.1	1.42 (1.34 to 1.50)^*	1.27 (1.20 to 1.34)^*
PCV	–	–	Reference	−26%
ICC	–	–	0.024	0.018
Day of admission
Sunday	9283 (11.2)	10.3	1.47 (1.34 to 1.61)^*	1.31 (1.20 to 1.44)^*
Monday	14835 (18.0)	7.1	Reference	Reference
Tuesday	13181 (16.0)	7.3	1.01 (0.92 to 1.10)	1.01 (0.92 to 1.11)
Wednesday	12693 (15.4)	6.8	0.95 (0.87 to 1.04)	0.94 (0.83 to 1.03)
Thursday	12360 (15.0)	7.6	1.05 (0.96 to 1.15)	1.02 (0.93 to 1.12)
Friday	11360 (13.8)	7.8	1.09 (1.00 to 1.20)	0.99 (0.90 to 1.08)
Saturday	8507 (10.3)	10.0	1.42 (1.29 to 1.56)^*	1.20 (1.09 to 1.31)^*
PCV	–	–	Reference	−26%
ICC	–	–	0.025	0.018
Shift of admission
Weekday day	42240 (51.4)	6.4	Reference	Reference
Weekday evening	13873 (16.9)	8.3	1.31 (1.22 to 1.41)^*	1.09 (1.01 to 1.17)^*
Weekday night	6959 (8.4)	10.3	1.71 (1.57 to 1.87)^*	1.71 (1.56 to 1.87)^*
Weekend day	13645 (16.6)	9.7	1.56 (1.45 to 1.67)^*	1.33 (1.24 to 1.43)^*
Weekend night	5502 (6.7)	10.9	1.77 (1.61 to 1.94)^*	1.54 (1.40 to 1.70)^*
PCV	–	–	Reference	−28%
ICC	–	–	0.025	0.018