Table 1 Number of patients observed (n), modelled mean and 90th percentile length of stay (95% confidence intervals) across the ward-to-discharge, ward-to-ICU and ICU-to-post-ICU pathways for all age groups

Ward to discharge

0–39

2521

3.60 (3.48, 3.81)

8.82 (8.47, 9.18)

Delta

40–69

2555

5.78 (5.59, 5.99)

13.76 (13.08, 14.29)

70+

811

12.31 (11.75, 12.95)

27.08 (25.41, 28.56)

0–39

4208

2.16 (2.12, 2.21)

5.03 (4.83, 5.21)

Omicron-Delta

40–69

3,014

3.93 (3.78, 4.07)

9.59 (9.10, 9.95)

70+

2701

7.61 (7.31, 8.01)

17.36 (16.43, 18.37)

0–39

293

2.05 (1.80, 2.30)

4.89 (4.48, 5.60)

Omicron (HNE)

40–69

238

2.92 (2.50, 3.67)

7.21 (6.25, 8.54)

70+

197

6.02 (4.91, 7.01)

13.46 (11.53, 16.61)

Ward to ICU

0–39

282

1.64 (1.41, 1.90)

4.31 (3.62, 5.13)

Delta

40–69

733

2.07 (1.89, 2.24)

5.48 (5.10, 5.94)

70+

239

2.90 (2.45, 3.23)

7.54 (6.45, 8.76)

0–39

162

0.82 (0.67, 0.97)

2.17 (1.68, 2.55)

Omicron-Delta

40-69

402

1.81 (1.54, 2.08)

4.95 (4.27, 5.56)

70+

356

2.03 (1.83, 2.42)

5.51 (4.60, 6.30)

0–39

12

–

–

Omicron (HNE)

40–69

25

0.98 (0.47, 1.46)

2.66 (1.50, 5.27)

70+

32

1.27 (0.82, 1.97)

3.32 (1.79, 6.00)

ICU to post-ICU

0–39

234

7.50 (6.99, 8.33)

18.07 (16.80, 19.64)

Delta

40–69

581

9.44 (8.81, 10.07)

21.50 (20.49, 23.07)

70+

143

8.94 (7.80, 9.91)

20.62 (18.67, 22.64)

0–39

120

4.65 (4.11, 5.45)

10.37 (9.29, 11.46)

Omicron-Delta

40–69

271

5.67 (5.15, 6.10)

12.04 (11.23, 13.21)

70+

221

5.63 (5.25, 6.15)

11.97 (11.07, 13.25)

0–39

9

3.93 (2.58, 5.68)

7.92 (5.46, 10.57)

Omicron (HNE)

40–69

19

4.30 (3.29, 5.72)

8.50 (6.90, 11.04)

70+

22

4.36 (3.40, 5.57)

8.58 (6.81, 10.44)