| Males | Females | ||||
---|---|---|---|---|---|---|
 | normal magnesium group(n = 69) | hypomagnesemia group(n = 33) | P | normal magnesium group(n = 161) | hypomagnesemia group(n = 44) | P |
Age (years) | 49.2 ± 16.3 | 45.6 ± 15.8 | 0.304 | 54.9 ± 13.8 | 52.3 ± 12.0 | 0.262 |
BMI (kg/m2) | 23.0 ± 2.8 | 20.8 ± 2.9 | 0.001 | 22.5 ± 3.5 | 22.3 ± 4.0 | 0.772 |
Hemoglobin (g/L) | 134 ± 22 | 115 ± 23 | <0.001 | 118 ± 18 | 107 ± 17 | <0.001 |
eGFR (mL/min/1.73 m2) | 76.2 ± 37.7 | 65.1 ± 38.5 | 0.238 | 80.3 ± 41.0 | 69.2 ± 34.0 | 0.141 |
Creatinine (umol/L) | 99.2 ± 60.8 | 138.0 ± 112.7 | 0.032 | 78.6 ± 75.7 | 91.0 ± 51.7 | 0.315 |
Albumin (g/L) | 38.6 ± 3.3 | 37.5 ± 6.5 | 0.301 | 39.3 ± 9.4 | 36.0 ± 6.2 | 0.026 |
Serum calcium (mmol/L) | 2.81 ± 0.34 | 3.08 ± 0.46 | 0.005 | 2.73 ± 0.37 | 3.10 ± 0.59 | <0.001 |
Corrected calcium (mmol/L) | 3.06 ± 0.45 | 3.40 ± 0.59 | 0.004 | 2.96 ± 0.47 | 3.50 ± 0.66 | <0.001 |
Serum phosphorus (mmol/L) | 0.71 ± 0.20 | 0.74 ± 0.32 | 0.823 | 0.80 ± 0.28 | 0.80 ± 0.31 | 0.944 |
Serum magnesium (mmol/L) | 0.94 ± 0.12 | 0.62 ± 0.12 | <0.001 | 0.93 ± 0.12 | 0.62 ± 0.12 | <0.001 |
24-h urinary calcium (mmol/day) | 7.21 ± 4.26 | 9.55 ± 8.75 | 0.250 | 5.79 ± 3.19 | 7.51 ± 5.52 | 0.027 |
24-h urinary phosphorus (mmol/day) | 15.7 ± 5.9 | 14.3 ± 7.0 | 0.394 | 13.0 ± 6.5 | 10.0 ± 4.6 | 0.018 |
24-h urinary magnesium (mmol/day) | 2.91 ± 0.94 | 4.19 ± 3.67 | 0.046 | 2.54 ± 1.75 | 2.87 ± 3.16 | 0.444 |
PTH (pg/mL) | 46.2 ± 50.1 | 157.2 ± 116.9 | <0.001 | 50.2 ± 63.5 | 99.6 ± 90.3 | <0.001 |
25(OH) D (ng/mL) | 34.4 ± 18.2 | 36.6 ± 16.8 | 0.659 | 32.4 ± 16.5 | 34.6 ± 19.2 | 0.516 |
Lumbar BMD(g/cm2) | 0.82 ± 0.16 | 0.77 ± 0.15 | 0.172 | 0.72 ± 0.15 | 0.69 ± 0.13 | 0.304 |
Hip BMD(g/cm2) | 0.73 ± 0.16 | 0.64 ± 0.17 | 0.054 | 0.65 ± 0.17 | 0.62 ± 0.15 | 0.430 |
FN BMD(g/cm2) | 0.60 ± 0.14 | 0.52 ± 0.14 | 0.024 | 0.53 ± 0.14 | 0.51 ± 0.12 | 0.428 |