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Table 1 The patient characteristics and descriptive analysis

From: Safety and efficacy of flexible and semi-rigid ureteroscopy with laser lithotripsy for the management of ureteral calculi in pregnancy

Variable Value
Age (years) 18–34 (27.58 ± 4.61)
Gestational age (weeks) 12–36 (28.38 ± 6.34)
Clinical presentation (%)  
 Flank pain 22 (84.6%)
 Nausea and vomiting 4 (15.4%)
Side of the stone (%)  
 Right 19 (73.1%)
 Left 7 (26.9%)
History of stone disease % 9 (34.6%)
Size of the stone (mm)  
 Range 6–12
 Mean 7.38
Diagnostic tool (%)  
 Ultrasound 19 (73.1%)
 Ureterorenoscopy 7 (26.9%)
Site of the stone (%)  
 Lower ureter 20 (76.9%)
 Middle ureter 0 (0.0%)
 Upper ureter 6 (23.1%)
Serum creatinine (mg/dl)  
 Range 0.5–1.3
 Mean 0.81
Degree of hydronephrosis (%)  
 Mild 10 (38.46%)
 Moderate 13 (50%)
 Severe 3 (11.53%)