Characteristics | All patients (n = 483) | Patients with hypocalcemia (serum calcium level ≤ 2.13 mmol/L, n = 239) | Patients without hypocalcemia (serum calcium level > 2.13 mmol/L, n = 244) | P value |
---|---|---|---|---|
Age(years) | 62 (51, 70) | 62 (51, 72) | 61.5 (51, 69) | 0.660 |
Male sex | 224 (46.38%) | 109 (45.61%) | 115 (47.13%) | 0.737 |
Symptoms on admission | ||||
Dyspnea | 313 (64.80%) | 154 (64.44%) | 159 (65.16%) | 0.867 |
Chest pain | 67 (13.87%) | 28 (11.72%) | 39 (15.98%) | 0.175 |
Hemoptysis | 45 (9.32%) | 22 (9.21%) | 23 (9.43%) | 0.933 |
Syncope | 53 (10.97%) | 28 (11.72%) | 25 (10.25%) | 0.616 |
Comorbidities for PTE | ||||
Chronic heart failure | 138 (28.57%) | 67 (28.03%) | 71 (29.10%) | 0.796 |
Altered mental status | 81 (16.77%) | 47 (19.67%) | 34 (13.93%) | 0.092 |
Sugery or trauma within 3 months | 168 (36.05%) | 89 (39.38%) | 79 (32.92%) | 0.146 |
Immobilization state | 181 (38.92%) | 89 (39.38%) | 92 (38.49%) | 0.845 |
Chronic pulmonary disease | 140 (28.99%) | 60 (25.10%) | 80 (32.79%) | 0.063 |
Cancer | 169 (34.99%) | 88 (36.82%) | 81 (33.20%) | 0.404 |
Previous history of DVT | 295 (62.63%) | 139 (60.43%) | 156 (63.93%) | 0.335 |
Underwent CPR in hospital | 26 (5.39%) | 19 (7.95%) | 7 (2.88%) | 0.014 |
Glucocorticoid therapy history | 117 (25.05%) | 65 (28.63%) | 52 (21.67%) | 0.082 |
Hyperlipidemia or diabetes | 177 (37.98%) | 88 (38.43%) | 89 (37.55%) | 0.846 |
Hypertension | 198 (42.49%) | 104 (46.02%) | 94 (39.17%) | 0.135 |
Physical examination findings | ||||
Systolic blood pressure (mmHg) | 122 (108, 135.25) | 120 (104.75, 135) | 123.5 (110, 136) | 0.031 |
Diastolic blood pressure (mmHg) | 74 (64, 82) | 72 (61, 81) | 75 (66, 83) | 0.036 |
Pulse rate (b.p.m) | 92 (80, 108) | 94 (82, 110) | 90 (78, 105) | 0.012 |
Respiratory rate (/min) | 20 (18, 22) | 20 (18, 23) | 20 (18, 20) | < 0.001 |
Temperature ( °C) | 36.7 (36.4, 37.1) | 36.8 (36.5, 37.3) | 36.6 (36.4, 37.0) | < 0.001 |
Shock index | 0.756 (0.625, 0.916) | 0.790 (0.634, 0.977) | 0.721 (0.613, 0.876) | 0.004 |
Admission laboratory markers | ||||
White blood cell (× 109/L) | 8.77 (6.29, 12.25) | 8.98 (6.40, 12.60) | 8.59 (5.99, 11.85) | 0.260 |
Neutrophil proportion (%) | 75.30 (66.13, 85.38) | 79.9 (71.05, 87.25) | 72.25 (63.25, 80.58) | < 0.001 |
Hemoglobin (g/L) | 119.0 (99.5, 135.0) | 109 (91, 130.25) | 127 (113, 142) | < 0.001 |
Platelet (× 109/L) | 191 (138, 263) | 179 (130, 241) | 213 (150, 276) | < 0.001 |
D-dimer (mg/L) | 4.98 (2.16, 11.45) | 6.40 (3.33–16.40) | 3.47(1.63–8.59) | < 0.001 |
ALT (U/L) | 21 (14, 40) | 20 (13, 47) | 22 (14, 36) | 0.858 |
GGT | 49 (29.5, 99) | 79.5 (33.5, 142.75) | 42 (25, 66) | 0.012 |
Albumin (g/L) | 34 (30, 38) | 30 (26, 34) | 37 (34, 40) | < 0.001 |
Creatinine (umol/L) | 69 (57, 85) | 66 (54.75, 92.25) | 70 (59, 82.5) | 0.510 |
CKMB (ug/L) | 0.90 (0.50, 1.90) | 1.05 (0.50–2.20) | 0.80 (0.50–1.50) | 0.005 |
cTnI (ng/mL) | 0.022 (0.009, 0.113) | 0.030 (0.010, 0.181) | 0.020 (0.006, 0.093) | 0.046 |
NT-proBNP (pg/mL) | 553 (148.5, 2086.25) | 707 (207, 2909) | 393 (104,1445) | < 0.001 |
Serum potassium (mmol/L) | 3.9 (3.6, 4.2) | 3.8 (3.5, 4.2) | 3.9 (3.7, 4.2) | 0.031 |
Serum sodium (mmol/L) | 138 (136, 140) | 138 (135, 140) | 138 (136, 140) | 0.213 |
Serum chlorine (mmol/L) | 103 (100, 106) | 104 (99, 107) | 103 (100, 105) | 0.020 |
Blood glucose | 6.65 (5.50, 8.88) | 7.25 (5.70, 9.80) | 6.40 (5.30, 7.73) | < 0.001 |
PH | 7.438 (7.405, 7.463) | 7.440 (7.402, 7.471) | 7.435 (7.407–7.457) | 0.342 |
SaO2 (%) | 94.00 (89.53, 96.88) | 93.90 (89.00, 97.00) | 94.30 (90.00, 96.50) | 0.557 |
Echocardiography | ||||
sPAP(mmHg) | 57 (44, 71.5) | 56 (41, 67) | 57 (45.5, 72) | 0.188 |
RVD | 131 (29.91%) | 59 (27.31%) | 72 (32.43%) | 0.282 |
PESI and sPESI | ||||
PESI | 99 (76, 127) | 104 (79, 135) | 98 (75, 119) | 0.026 |
sPESI | 1 (1, 2) | 1 (1, 2) | 1 (1, 2) | 0.101 |