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Bion J, Aldridge C, Beet C, et al. Increasing specialist intensity at weekends to improve outcomes for patients undergoing emergency hospital admission: the HiSLAC two-phase mixed-methods study. Southampton (UK): NIHR Journals Library; 2021 Jul. (Health Services and Delivery Research, No. 9.13.)

Cover of Increasing specialist intensity at weekends to improve outcomes for patients undergoing emergency hospital admission: the HiSLAC two-phase mixed-methods study

Increasing specialist intensity at weekends to improve outcomes for patients undergoing emergency hospital admission: the HiSLAC two-phase mixed-methods study.

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Appendix 12Characteristics in subgroups: stratified by intensive care unit and NEWS status within 24 hours post admission

CharacteristicsWeekendWeekdayOverallp-valuea
Total, N (average per day)37,979 (91)125,149 (120)163,128 (112)
Age (years), median (IQR)
No ICU24, NEWS missing51 (34–67)53 (37–69)53 (36–69)< 0.001
No ICU24, NEWS 056 (37–76)57 (39–74)57 (39–74)0.541
No ICU24, NEWS 1–461 (41–78)62 (43–78)61 (42–78)0.083
No ICU24, NEWS 5–673 (56–83)71 (56–83)71 (56–83)0.125
No ICU24, NEWS ≥ 775 (62–84)74 (62–84)74 (62–84)0.316
ICU2450 (33–66)54 (39–67)54 (37–67)< 0.001
Age (years), mean (SD)
No ICU24, NEWS missing51.2 (20.296)53.4 (20.116)53.1 (20.160)0.000
No ICU24, NEWS 056.0 (22.309)56.2 (21.261)56.2 (21.509)0.462
No ICU24, NEWS 1–458.9 (22.350)59.2 (21.632)59.2 (21.805)0.018
No ICU24, NEWS 5–668.0 (19.592)67.5 (19.065)67.7 (19.202)0.361
No ICU24, NEWS ≥ 771.3 (17.285)70.8 (17.308)71.0 (17.301)0.376
ICU2450.3 (19.815)53.3 (18.616)52.4 (19.024)< 0.001
Sex (male), n (%)
No ICU24, NEWS missing1063 (51.8)5108 (47.0)6171 (47.8)< 0.001
No ICU24, NEWS 05464 (52.2)17,670 (51.1)23,134 (51.4)0.008
No ICU24, NEWS 1–410,190 (49.6)32,664 (49.3)42,854 (49.4)0.395
No ICU24, NEWS 5–61005 (48.0)2877 (47.9)3882 (47.9)0.679
No ICU24, NEWS ≥ 7634 (50.4)1681 (46.4)2315 (47.4)0.000
ICU241004 (63.6)2375 (62.8)3379 (63.0)0.053
Length of stay (days), median (IQR)
No ICU24, NEWS missing0 (0–1)0 (0–1)0 (0–1)< 0.001
No ICU24, NEWS 02 (1–5)2 (1–5)2 (1–5)0.001
No ICU24, NEWS 1–43 (1–8)3 (1–8)3 (1–8)0.437
No ICU24, NEWS 5–66 (2–13)6 (2–14)6 (2–14)0.167
No ICU24, NEWS ≥ 76 (3–13)7 (3–14)7 (3–14)0.012
ICU2411 (5–23)11 (6–24)11 (6–24)0.875
Length of stay (days), mean (SD)
No ICU24, NEWS missing1.8 (6.515)1.2 (5.373)1.3 (5.574)< 0.001
No ICU24, NEWS 05.2 (10.341)5.3 (10.767)5.3 (10.670)0.573
No ICU24, NEWS 1–47.1 (12.983)7.3 (12.982)7.2 (12.982)0.200
No ICU24, NEWS 5–610.7 (14.385)11.6 (16.657)11.3 (16.105)0.035
No ICU24, NEWS ≥ 710.5 (13.257)12.0 (15.925)11.6 (15.295)0.004
ICU2419.0 (23.445)19.8 (26.172)19.5 (25.399)0.334
Charlson Comorbidity Index, n (%)
No ICU24, NEWS missing
01273 (62.1)7029 (64.7)8302 (64.3)0.022
1–5322 (15.7)1725 (15.9)2047 (15.9)0.838
> 5455 (22.2)2104 (19.4)2559 (19.8)0.003
No ICU24, NEWS 0
05926 (56.6)19,550 (56.5)25,476 (56.6)0.885
1–51747 (16.7)5701 (16.5)7448 (16.5)0.629
> 52794 (26.7)9327 (27.0)12,121 (26.9)0.571
No ICU24, NEWS 1–4
09630 (46.9)30,480 (46.0)40,110 (46.2)0.020
1–53714 (18.1)11,699 (17.7)15,413 (17.8)0.149
> 57191 (35.0)24,118 (36.4)31,309 (36.1)< 0.001
No ICU24, NEWS 5–6
0629 (30.1)1722 (28.7)2351 (29.0)0.218
1–5409 (19.6)1222 (20.3)1631 (20.1)0.444
> 51053 (50.4)3064 (51.0)4117 (50.8)0.614
No ICU24, NEWS ≥ 7
0315 (25.1)826 (22.8)1141 (23.4)0.098
1–5285 (22.7)729 (20.1)1014 (20.8)0.053
> 5657 (52.3)2072 (57.1)2729 (55.9)0.003
ICU24
0853 (54.0)1786 (47.2)2639 (49.2)< 0.001
1–5239 (15.1)570 (15.1)809 (15.1)0.955
> 5487 (30.8)1425 (37.7)1912 (35.7)< 0.001
Income deprivation, median (IQR)
No ICU24, NEWS missing4 (1–7)4 (1–6)4 (1–6)0.150
No ICU24, NEWS 04 (1–6)4 (1–6)4 (1–6)0.178
No ICU24, NEWS 1–44 (1–6)4 (1–6)4 (1–6)0.231
No ICU24, NEWS 5–64 (1–6)4 (1–6)4 (1–6)0.252
No ICU24, NEWS ≥ 74 (1–6)4 (1–6)4 (1–6)0.485
ICU244 (1–7)4 (1–7)4 (1–7)0.826
Income deprivation, mean (SD)
No ICU24, NEWS missing4.3 (2.885)4.2 (2.749)4.1 (2.772)0.973
No ICU24, NEWS 04.2 (2.798)4.3 (2.812)4.3 (2.809)0.085
No ICU24, NEWS 1–44.2 (2.768)4.2 (2.753)4.2 (2.756)0.915
No ICU24, NEWS 5–64.0 (2.688)4.1 (2.621)4.0 (2.638)0.194
No ICU24, NEWS ≥ 74.0 (2.623)4.1 (2.616)4.0 (2.618)0.234
ICU244.5 (3.049)4.6 (3.065)4.6 (3.060)0.391
Previous admissions, n (%)
No ICU24, NEWS missing
01861 (90.8)9810 (90.4)11,671 (90.4)0.541
1160 (7.8)916 (8.4)1076 (8.3)0.336
221 (1.0)109 (1.0)130 (1.0)0.934
≥ 38 (0.4)23 (0.2)31 (0.2)0.126
No ICU24, NEWS 0
09329 (89.1)30,723 (88.9)40,052 (88.9)0.424
1969 (9.3)3326 (9.6)4295 (9.5)0.272
2145 (1.4)423 (1.2)568 (1.3)0.172
≥ 324 (0.2)106 (0.3)130 (0.3)0.183
No ICU24, NEWS 1–4
017,822 (86.8)57,807 (87.2)75,629 (87.1)0.135
12279 (11.1)7329 (11.1)9608 (11.1)0.842
2349 (1.7)967 (1.5)1316 (1.5)0.014
≥ 385 (0.4)194 (0.3)279 (0.3)0.008
No ICU24, NEWS 5–6
01756 (84.0)5116 (85.2)6872 (84.9)0.199
1294 (14.1)776 (12.9)1070 (13.2)0.185
233 (1.6)103 (1.7)136 (1.7)0.690
≥ 38 (0.4)13 (0.2)21 (0.3)0.217
No ICU24, NEWS ≥ 7
01061 (84.4)3070 (84.6)4131 (84.6)0.846
1171 (13.6)480 (13.2)651 (13.3)0.739
220 (1.6)68 (1.9)88 (1.8)0.520
≥ 35 (0.4)9 (0.3)14 (0.3)0.393
ICU24
01501 (95.1)3502 (92.6)5003 (93.3)0.001
170 (4.4)244 (6.5)314 (5.9)0.004
27 (0.4)26 (0.7)33 (0.6)0.286
≥ 31 (0.1)9 (0.2)10 (0.2)0.165
Z-LOS, n (%)
No ICU24, NEWS missing1279 (62.4)7882 (72.6)9161 (71.0)< 0.001
No ICU24, NEWS 01952 (18.6)7652 (22.1)9604 (21.3)< 0.001
No ICU24, NEWS 1–43073 (15.0)11,222 (16.9)14,295 (16.5)< 0.001
No ICU24, NEWS 5–6116 (5.5)351 (5.8)467 (5.8)0.611
No ICU24, NEWS ≥ 764 (5.1)191 (5.3)255 (5.2)0.784
ICU2445 (2.8)92 (2.4)137 (2.6)0.394
a

Comparison of weekday and weekend.

Copyright © Queen’s Printer and Controller of HMSO 2021. This work was produced by Bion et al. under the terms of a commissioning contract issued by the Secretary of State for Health and Social Care. This issue may be freely reproduced for the purposes of private research and study and extracts (or indeed, the full report) may be included in professional journals provided that suitable acknowledgement is made and the reproduction is not associated with any form of advertising. Applications for commercial reproduction should be addressed to: NIHR Journals Library, National Institute for Health Research, Evaluation, Trials and Studies Coordinating Centre, Alpha House, University of Southampton Science Park, Southampton SO16 7NS, UK.
Bookshelf ID: NBK571878
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