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Table 1 Patient demographics, surgical times/types and statistical evaluation

From: Use of ultrasound guided single shot costotransverse block (intertransverse process) in breast cancer surgery: a prospective, randomized, assessor blinded, controlled clinical trial

  CTB Group (n:35) Control Group (n:35) P
Age (years) 47.74 ± 13.36 54.23 ± 9.74 0.023
Weight (kg) 70 ± 10.05 72.83 ± 11.73 0.282
Height (cm) 162 ± 6.35 164 ± 5.42 0.161
Body Mass Index 26.83 ± 4.17 27.17 ± 4.49 0.743
Surgical Time (min) 93.26 ± 37.87 93.37 ± 32.78 0.989
Surgery Type 1 vs 2a 15/20 17/18 0.631
Block time (m) 7.83 ± 1.32 N/A N/A
  1. aSurgery Type: 1-modified radical mastectomy, 2-simple mastectomy + sentinel lymph node biopsy (SLNB) + (axillary curettage if required). Surgery types are expressed as number of patients whereas all other data is expressed as mean ± standard deviation