Table 2 Comparison of econometric data between the death group and the control group from the MIMIC database
Clinical data | Death group (n = 57) | Control group (n = 263) | t | p-value | ||
|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | |||
Age (years) | 74.720 | 14.675 | 67.790 | 14.154 | -3.329 | 0.001 |
Height (cm) | 167.180 | 12.320 | 168.350 | 12.039 | 0.665 | 0.507 |
Weight (kg) | 73.910 | 20.234 | 80.190 | 20.915 | 2.067 | 0.039 |
BMI | 26.330 | 6.370 | 28.190 | 6.307 | 2.009 | 0.045 |
Length of hospital stays (hours) | 175.630 | 177.615 | 217.430 | 211.685 | 1.388 | 0.166 |
BP_max | 154.920 | 7.329 | 156.320 | 18.443 | 0.936 | 0.350 |
RBC_min | 2.975 | 0.818 | 3.225 | 0.798 | 2.132 | 0.034 |
Hb_min | 8.660 | 2.719 | 9.520 | 2.636 | 2.205 | 0.028 |
WBC_max | 16.230 | 10.323 | 13.391 | 6.970 | -1.981 | 0.052 |
WBC_min | 8.167 | 3.729 | 7.073 | 2.452 | -2.117 | 0.038 |
PLT_max | 295.190 | 162.784 | 319.670 | 155.340 | 1.069 | 0.286 |
PLT_min | 152.390 | 106.418 | 161.310 | 81.691 | 0.596 | 0.553 |
Scr_max | 2.220 | 1.644 | 1.950 | 2.290 | -0.858 | 0.391 |
BUN_max | 89.220 | 185.631 | 83.100 | 185.241 | -0.226 | 0.821 |
K_max | 5.280 | 1.192 | 6.940 | 32.887 | 0.381 | 0.703 |
K_min | 3.540 | 0.647 | 3.470 | 0.468 | -0.779 | 0.439 |
Ca_max | 9.580 | 3.399 | 9.150 | 1.111 | -0.95 | 0.346 |
Ca_min | 7.970 | 0.907 | 8.220 | 0.731 | 2.004 | 0.049 |
Mg_max | 2.540 | 0.540 | 2.440 | 0.452 | -1.425 | 0.155 |
Mg_min | 1.910 | 0.319 | 1.860 | 0.246 | -1.128 | 0.263 |