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. 2022 Jul 7;10:928174. doi: 10.3389/fpubh.2022.928174

Table 2.

Mortality in COVID-19 confirmed institutionalized patients over 64 years of age.

Mortality at 7 days Mortality at 30 days Mortality at 90 days
Alive (N = 4,292) Death (N = 340) p Alive (N = 3,504) Death (N = 1,128) P Alive (N = 3,174) Death (N = 1,458) p
Sex: Male 1,478 (34.44%) 143 (42.06%) 0.005* 1,162 (33.16%) 459 (40.69%) <0.001* 1,034 (32.58%) 587 (40.26%) <0.001*
Female 2,814 (65.56%) 197 (57.94%) 2,342 (66.84%) 669 (59.31%) 2,140 (67.42%) 871 (59.74%)
Age: 65–79 726 (16.92%) 34 (10.00%) 0.001* 657 (18.75%) 103 (9.13%) <0.001* 620 (19.53%) 140 (9.60%) <0.001*
≥80 3,566 (83.08%) 306 (90.00%) 2,847 (81.25%) 1,025 (90.87%) 2,554 (80.47%) 1,318 (90.40%)
SE level: Mutualist 153 (3.56%) 7 (2.06%) 0.328 138 (3.94%) 22 (1.95%) 0.003* 130 (4.11%) 30 (2.05%) 0.001*
Pensioner <18,000€/year 3,359 (78.26%) 280 (82.35%) 2,748 (78.42%) 891 (78.99%) 2,468 (77.76%) 1,171 (80.32%)
Pensioner ≥18,000€/year 573 (13.35%) 38 (11.18%) 448 (12.79%) 163 (14.45%) 415 (13.07%) 196 (13.44%)
Free medicines 170 (3.96%) 14 (4.12%) 136 (3.88%) 48 (4.26%) 128 (4.04%) 56 (3.82%)
Other 37 (0.86%) 1 (0.29%) 34 (0.97%) 4 (0.35%) 33 (1.04%) 5 (0.34%)
Number of diseases (a) 6.00 (4.00;8.00) 6.00 (5.00;8.00) 0.012* 6.00 (4.00;8.00) 6.00 (5.00;8.00) 0.003* 6.00 (4.00;8.00) 6.00 (5.00;8.00) 0.004*
Complexity (a) 3.00 (2.00;4.00) 3.00 (2.00;4.00) 0.015* 3.00 (2.00;4.00) 3.00 (2.00;4.00) <0.001* 3.00 (2.00;4.00) 3.00 (2.00;4.00) 0.003*
Diagnosis: Diabetes mellitus 1,068 (25.72%) 98 (29.25%) 0.176 850 (25.20%) 316 (28.37%) 0.040* 771 (25.30%) 395 (27.45%) 0.134
Obesity 535 (12.89%) 37 (11.04%) 0.375 448 (13.28%) 124 (11.13%) 0.070 410 (13.45%) 162 (11.26%) 0.045*
Hypertension 3,001 (72.28%) 236 (70.45%) 0.512 2,453 (72.72%) 784 (70.38%) 0.140 2,216 (72.70%) 1,021 (70.95%) 0.236
Stroke 599 (14.43%) 55 (16.42%) 0.361 475 (14.08%) 179 (16.07%) 0.114 427 (14.01%) 227 (15.77%) 0.129
Ischemic heart disease 419 (10.09%) 41 (12.24%) 0.249 315 (9.34%) 145 (13.02%) 0.001* 293 (9.61%) 167 (11.61%) 0.045*
Heart failure 514 (12.38%) 64 (19.10%) 0.001* 399 (11.83%) 179 (16.07%) <0.001* 359 (11.78%) 219 (15.22%) 0.002*
COPD 412 (9.92%) 41 (12.24%) 0.208 321 (9.52%) 132 (11.85%) 0.029* 281 (9.22%) 172 (11.95%) 0.005*
Chronic kidney disease 1,147 (27.63%) 111 (33.13%) 0.036* 894 (26.50%) 364 (32.68%) <0.001* 797 (26.15%) 461 (32.04%) <0.001*
Depression 1,167 (28.11%) 102 (30.45%) 0.394 949 (28.14%) 320 (28.73%) 0.733 867 (28.44%) 402 (27.94%) 0.751
Dementia 1,372 (33.04%) 122 (36.42%) 0.230 1,086 (32.20%) 408 (36.62%) 0.007* 968 (31.76%) 526 (36.55%) 0.002*

Sociodemographic and clinical characteristics.

N, number; SE socioeconomic; p, statistical significance; a, results expressed as median and interquartile range; COPD, chronic obstructive pulmonary disease.

*Statistically significant results.