Table 1 Summary Statistics of PUMCH ICU dataset
Features | Outcomes (post-filter ionized calcium levels) | |||
|---|---|---|---|---|
< 0.25 mmol/L | 0.25–0.35 mmol/L | 0.35–0.5 mmol/L | > 0.5 mmol/L | |
Dataset 1: PUMCH (n = 1503) | 84 | 379 | 802 | 238 |
Age | 62.98 (15.06) | 59.65 (15.14) | 56.01 (15.89) | 56.86 (15.56) |
Temperature | 36.64 (0.62) | 36.58 (0.62) | 36.61 (0.67) | 36.58 (0.70) |
Replacement fluid pH value | 7.21 (0.17) | 7.25 (0.12) | 7.27 (0.09) | 7.29 (0.09) |
Value of citrate | 207.94 (82.20) | 201.86 (34.90) | 201.64 (52.70) | 169.49 (60.35) |
5% NaHCO3 | 75.41 (31.47) | 75.50 (32.38) | 73.95 (34.07) | 83.43 (38.06) |
Replacement fluid | 1880.82 (1234.24) | 1879.92 (929.15) | 1820.23 (740.11) | 1685.53 (509.19) |
Gender, n (%) | Â | Â | Â | Â |
 Male | 67.86 (%) | 63.06 (%) | 65.84 (%) | 65.13 (%) |
 Female | 32.14 (%) | 36.94 (%) | 34.16 (%) | 34.87 (%) |
Dataset 2: PUMCH (n = 431) | 20 | 100 | 219 | 92 |
Age | 58.50 (15.83) | 60.67 (14.68) | 59.39 (15.14) | 63.00 (12.56) |
Temperature | 36.43 (0.65) | 36.41 (0.56) | 36.40 (0.66) | 36.41 (0.63) |
Replacement fluid PH value | 7.36 (0.07) | 7.36 (0.07) | 7.36 (0.06) | 7.35 (0.07) |
Value of citrate | 196.48 (77.69) | 185.27 (84.73) | 172.48 (60.07) | 132.83 (42.09) |
5% NaHCO3 | 41.79 (31.09) | 48.05 (34.92) | 53.57 (36.02) | 66.25 (43.49) |
Replacement fluid | 1770.55 (645.64) | 1850.79 (974.67) | 1698.43 (543.06) | 1649.49 (820.87) |
Gender, n (%) | Â | Â | Â | Â |
 Male | 65.00 (%) | 73.00 (%) | 64.38 (%) | 40.22 (%) |
 Female | 35.00 (%) | 27.00 (%) | 35.62 (%) | 59.78 (%) |