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. 2023 Feb 16;25:e40846. doi: 10.2196/40846

Table 2.

Selected traits of the study group depending on mortality and all-cause hospital readmissions.

Variables All patients (n=761) Mortality Readmission

Successful (n=698) Unsuccessful (n=63) P valuea Successful (n=573) Unsuccessful (n=188) P valuea
Demographics

Male, n (%) 434 (57.03) 404 (57.88) 30 (47.62) 313 (54.62) 121 (64.36) .02

Female, n (%) 327 (42.97) 294 (42.12) 33 (52.38) 260 (45.38) 67 (35.64) .02

Age, mean (SD) 75.06 (14.51) 74.27 (14.53) 83.87 (10.92) <.001 74.18 (14.87) 77.77 (13.14) .001
Medical complexity

AMGb score, mean (SD) 26.35 (14.39) 25.64 (13.97) 34.27 (16.53) <.001 24.21 (12.95) 32.89 (16.47) <.001

AMG category, n (%) <.001
<.001

Very low risk <P50 2 (0.26) 2 (0.29) 0 (0) 2 (0.35) 0 (0)


Low risk [P50-P80) 30 (3.94) 30 (4.3) 0 (0) 28 (4.89) 2 (1.06) .003


Moderate risk [P80-P95) 140 (18.4) 133 (19.05) 7 (11.11) 119 (20.77) 21 (11.17) .005


High risk [P95-P99) 182 (23.92) 172 (24.64) 10 (15.87) 147 (25.65) 35 (18.62)


Very high risk ≥P99 407 (53.48) 361 (51.72) 46 (73.02) <.001 277 (48.34) 130 (69.15) <.001
Use of health care resources; 12 months before admission

Health care expenditure in eurosc, median (IQR) 4164 (2466-7198) 4033 (2418-6930) 5979 (2930-11,072) <.001 3772 (2260-6343) 5495 (3448-11,235) <.001
Acute episode complexity

Length of stay; mean (SD) 7.67 (5.20) 7.42 (4.72) 10.46 (8.49) .006 7.51 (4.84) 8.11 (6.16)

Composite Queralt Index, mean (SD) 72.73 (30.41) 70.69 (30.02) 95.31 (25.27) <.001 68.92 (29.75) 84.33 (29.52) <.001

aOnly P values ≤.05 have been presented.

bAMG: Adjusted Morbidity Group.

c€1=US $1.08.