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Table 1 On-arrival characteristics of lead-poisoned patients with abdominal pain (N = 50)

From: Intravenous calcium Gluconate alleviates Lead-induced abdominal pain, a randomized clinical trial

VariableGroup 1 (n = 25)Group 2 (n = 25)P
Mean ± SD age (y) (min, max)48.5 ± 11 (29, 73)47.9 ± 10.3 (28, 70)0.843a
Median [IQR] Daily opium (gr) (min, max)8 [7.7, 10.5] (7, 12.5)9 [7.7, 10.5] (7, 12.5)0.569b
Mean ± SD Blood Lead Level (μg/dL) (min, max)59.2 ± 22.2 (25, 92)56.8 ± 16.6 (29, 91)0.673a
Median [IQR] Morphine (gr) administered (min, max)7 [6.5, 9] (6, 10)7.5 [6.7, 9] (6, 10)0.569b
Median [IQR] Amylase (min, max)80 [46, 88] (6, 130)70 [42, 88] (22, 102)0.443b
Mean ± SD MCH (min, max)24.5 ± 1.6 (22, 27)25.2 ± 3 (18.9, 30)0.324a
Mean ± SD MCV (min, max)81 ± 5.4 (70, 97)82.5 ± 8 (69.5, 103.5)0.449a
Median [IQR] Hgb (min, max)10 [9, 10.6] (8, 15.9)10 [8.7, 11.4] (7.2, 16.8)0.655b
Mean ± SD WBC (min, max)6868 ± 1344 (4400, 9400)7172 ± 1603 (4200, 9800)0.471a
Mean ± SD VAS Score (min, max)67 ± 10.3 (50, 83)69.3 ± 11.6 (50, 90)0.464a
  1. aStudent T-test, bMann Whitney U test