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Table 3 Data on microhematuria in patients presenting with confirmed urolithiasis at the emergency department

From: Prevalence of microhematuria in renal colic and urolithiasis: a systematic review and meta-analysis

Authors Microhematuria test No. patients with microhematuria Microhematuria prevalence Diagnostic test for urolithiasis
Kim et al. [13] Urinalysis 750 750/798 (94%) Unenhanced MDCT
Desai et al. [14] Urinalysis 231 231/282 (81.9%) Non-contrast CT
Türk et al. [15] Urinalysis 344 344/388 (88.7%) Non-contrast complete abdominal CT
Shrestha et al. [16] Urinalysis 27 27/61 (44.3%) Renal US
Odoemene et al. [17]a Urinalysis 62 62/69 (89.9%) Abdominal US, IVU, CT
Mefford et al. [18] Urinalysis 321 321/393 (81.7%) Non-contrast abdominal or pelvic CT
Rapp et al. [19]a Urinalysis 177 177/222 (79.7%) Non-contrast CT
Fukuhara et al. [22]a Urinalysis or urine dipstick 323 323/358 (90.2%) Plain abdominal X-ray, helical contrast enhanced or non-contrast CT
Dorfman et al. [23] Urinalysis 254 245/339 (74.9%) Abdominal CT
Hall et al. [26]a Urine dipstick 193 193/233 (82.8) Non-enhanced CT
Zwank et al. [27] Urinalysis 52 52/62 (83.9) CT
Abdel-Gawad et al. [28] Urinalysis 835 835/939 (88.9) Color doppler or gray-scale US, abdomen X-ray, helical CT
Inci et al. [7] Urinalysis 46 46/83 (55.4) Unenhanced MDCT
Lallas et al. [29] Urinalysis 18 18/32 (56.3) US, Abdomen X-ray, IVU, CT
  Urine dipstick 21 21/32 (65.6)  
Xafis et al. [31] Urinalysis 341 341/507 (67.3) Unenhanced MDCT
Kartal et al. [35] Urinalysis 121 121/176 (68.8) IVU, US, spiral CT, stone passage
Gaspari and Horst [37] Urinalysis 54 54/58 (93.1) US, CT
Argyropoulos et al. [8] Urine dipstick 539 539/564 (95.6) Abdomen X-ray, US
Unal et al. [38] Urinalysis 92 92/114 (80.7) US, excretory urography, non-enhanced helical CT
Tack et al. [39] Urinalysis or Urine dipstick 37 37/38 (97.4) Excretory urography, non-enhanced helical MDCT
Kobayashi et al. [40] Urine dipstick 346 346/452 (76.5) Abdomen X-ray, US, CT
  Urinalysis 317 317/452 (70.1)  
Eray et al. [41] Urinalysis 37 37/54 (68.5) Abdomen X-ray, spiral CT, stone passage
Luchs et al. 42[] Urinalysis 492 492/587 (83.8) CT, stone passage
Hamm et al. [43] Urinalysis 53 53/80 (66.3) Unenhanced low dose elical CT
Li et al. [44] Urinalysis or Urine dipstick 360 360/397 (90.7) CT, IVP
Hamm et al. [45] Urinalysis 76 76/91 (83.5) Helical CT
Richards and Christman [46] Urinalysis 88 88/98 (89.8) IVU
Bove et al. [47] Urine dipstick 70 70/87 (80.5) CT
  Urinalysis 77 77/95 (81.1)  
  Urinalysis or Urine dipstick 82 82/95 (86.3)  
Ooi et al. [9] Urine dipstick 62 62/65 (95.4) Abdomen X-ray, IVU
  Urinalysis 46 46/65 (70.8)  
Ghali et al. [48] Urinalysis 64 64/82 (78) Abdomen X-ray, IVU, US
Gimondo et al. [50]a Urine dipstick 29 29/29 (100) US
Boyd and Gray [51] Urine dipstick 29 29/29 (100) Abdomen X-ray, IVU
Press and Smith [52] Urinalysis 78 78/109 (71.6) IVU
Stewart et al. [55] Urinalysis 132 132/160 (82.5) IVP
Freeland [56] Urine dipstick 72 72/76 (94.7) IVU or stone passage
Dunn et al. [57] Urinalysis 62 62/76 (81.6) IVU or stone passage
Bishop [58] Urine dipstick 33 33/35 (94.3) IVU
  1. Abbreviations (alphabetical order): CT computed tomography, HFU High-power field, IVU Intravenous Urography, MDCT multidetector CT, NR not reported, RBC Red Blood Cell, SD standard deviation, US ultrasound
  2. aThis study included also patients with gross hematuria