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Table 1 Demographic data and stone characters

From: Impacted ≥ 10-mm pelvic ureteric stone treatment: laser lithotripsy alone or in combination with pneumatic lithotripsy—a prospective, comparative study

 Laser groupCombined groupp value
Patient number4545
Age (mean ± SD, years)51 ± 9.749 ± 11.40.348
Male/female30/1528/17
BMI (mean ± SD)26.95 ± 1.3127.14 ± 1.42
Laterality (Rt/ Lt)20/2518/27
Largest stone diameter (mean ± SD, mm)12.8 ± 1.113.1 ± 1.40.460
Stone area (mean ± SD, mm2)110 ± 32.7116 ± 28.80.449
Hounsfield unite (mean ± SD)965 ± 280978 ± 2660.589
Duration of symptoms (months)
 1–240 (88.8%)39 (86.7%)0.310
 ˃ 25 (11.2%)6 (13.3%)0.328
Hydronephrosis
 Mild6 (13.3%)5 (11.1%)0.328
 Moderate17 (37.8%)19 (42.2%)0.463
 Severe22 (48.9%)21 (46.7%)0.496
  1. SD standard deviation
  2. Statistically significant = p ˂ 0.05