Multivariable (linear least squares fitting) analysis to evaluate the relation between kalaemia and sample location, type of transport, temperature, age and eGFR
| . | Kalaemia variation β (95% CI) . | ||
|---|---|---|---|
| . | Laboratory . | Immediate delivery . | Relay station . |
| Temperature (for 1°C elevation) | −0.0029 (−0.004; −0.001) P < 0.0001 | −0.015 (−0.017; −0.013) P < 0.0001 | −0.032 (−0.034; −0.03) P < 0.0001 |
| Age (years) | −0.00065 (−0.0006; −0.0004) P = NS | −0.0025 (−0.0032; −0.0017) P < 0.0001 | 0.0012 (0.00015; 0.0022) P = 0.025 |
| eGFR (mL/min/1.73 m2) | −0.0029 (−0.0028; −0.0012) P < 0.0001 | −0.004 (−0.0045; −0.0035) P < 0.0001 | −0.0032 (−0.004; −0.0025) P < 0.0001 |
| . | Kalaemia variation β (95% CI) . | ||
|---|---|---|---|
| . | Laboratory . | Immediate delivery . | Relay station . |
| Temperature (for 1°C elevation) | −0.0029 (−0.004; −0.001) P < 0.0001 | −0.015 (−0.017; −0.013) P < 0.0001 | −0.032 (−0.034; −0.03) P < 0.0001 |
| Age (years) | −0.00065 (−0.0006; −0.0004) P = NS | −0.0025 (−0.0032; −0.0017) P < 0.0001 | 0.0012 (0.00015; 0.0022) P = 0.025 |
| eGFR (mL/min/1.73 m2) | −0.0029 (−0.0028; −0.0012) P < 0.0001 | −0.004 (−0.0045; −0.0035) P < 0.0001 | −0.0032 (−0.004; −0.0025) P < 0.0001 |
eGFR, estimated glomerular filtration rate; NS, not significant.
Multivariable (linear least squares fitting) analysis to evaluate the relation between kalaemia and sample location, type of transport, temperature, age and eGFR
| . | Kalaemia variation β (95% CI) . | ||
|---|---|---|---|
| . | Laboratory . | Immediate delivery . | Relay station . |
| Temperature (for 1°C elevation) | −0.0029 (−0.004; −0.001) P < 0.0001 | −0.015 (−0.017; −0.013) P < 0.0001 | −0.032 (−0.034; −0.03) P < 0.0001 |
| Age (years) | −0.00065 (−0.0006; −0.0004) P = NS | −0.0025 (−0.0032; −0.0017) P < 0.0001 | 0.0012 (0.00015; 0.0022) P = 0.025 |
| eGFR (mL/min/1.73 m2) | −0.0029 (−0.0028; −0.0012) P < 0.0001 | −0.004 (−0.0045; −0.0035) P < 0.0001 | −0.0032 (−0.004; −0.0025) P < 0.0001 |
| . | Kalaemia variation β (95% CI) . | ||
|---|---|---|---|
| . | Laboratory . | Immediate delivery . | Relay station . |
| Temperature (for 1°C elevation) | −0.0029 (−0.004; −0.001) P < 0.0001 | −0.015 (−0.017; −0.013) P < 0.0001 | −0.032 (−0.034; −0.03) P < 0.0001 |
| Age (years) | −0.00065 (−0.0006; −0.0004) P = NS | −0.0025 (−0.0032; −0.0017) P < 0.0001 | 0.0012 (0.00015; 0.0022) P = 0.025 |
| eGFR (mL/min/1.73 m2) | −0.0029 (−0.0028; −0.0012) P < 0.0001 | −0.004 (−0.0045; −0.0035) P < 0.0001 | −0.0032 (−0.004; −0.0025) P < 0.0001 |
eGFR, estimated glomerular filtration rate; NS, not significant.
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