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Table 2 Summary of findings

From: The effect of fascia iliaca block on postoperative pain and analgesic consumption for patients undergoing primary total hip arthroplasty: a meta-analysis of randomized controlled trials

Outcomes Trials, n Patients, n Effect size (95% CI) P value I2 (%) Quality of the evidence (GRADE)
FIB Control
Postoperative pain at 0-2 h 6 199 199 −0.06 (−0.44, 0.32) 0.76 71 lowab
Postoperative pain at 6 h 6 219 221 0.22 (−0.21, 0.65) 0.32 79 lowab
Postoperative pain at 12 h 7 259 261 0.14 (−0.48, 0.76) 0.65 91 lowab
Postoperative pain at 24 h 12 407 408 0.11 (−0.36, 0.58) 0.64 90 moderatea
Postoperative opioid consumption during the first 24 h 10 328 328 −0.53 (−1.23, 0.18) 0.14 94 moderatea
Postoperative opioid consumption during the first 48 h 5 218 220 −0.62 (−1.85, 0.62) 0.33 97 lowab
Complications 9 328 330 0.99 (0.58, 1.72) 0.99 73 moderatea
  1. Reasons for downgrading the evidence level
  2. aHeterogeneity was found
  3. bSmall sample bias may exist
  4. FIB fascia iliaca block; CI confidence interval