3.
Summary of accidental arterial puncture, hematoma and secondary outcomes
| Study or subgroup | No.of patients(SAX/LAX) | RR(95%CI) | Heterogeneity I2(P-value) | Subgroup heterogeneity I2 (P-value) | Effects Model |
| Incidence of arterial puncture[6, 7, 9, 11, 12] | 258/259 | 1.04(1.01-1.08)b | I2=30%(P=0.01c) | F-E | |
| 1.03(0.99-1.08) | I2=30%(P=0.10) | R-E | |||
| IJV[7, 11, 12] | 120/121 | 1.01(0.97-1.05) | I2=0%(P=0.70) |
I2=47.5% (P=0.10) |
F-E |
| SVC[6] | 95/95 | 1.08(1.02-1.15) | (P=0.01c) | ||
| AV[9] | 43/43 | 1.08(0.97-1.20) | (P=0.17) | ||
| Incidence of hematoma[6, 8, 9, 12] | 241/243 | 0.67(0.19-2.35) | I2=0%(P=0.53) | F-E | |
| 0.65(0.17-2.48) | I2=0%(P=0.53) | R-E | |||
| IJV[8, 12] | 103/105 | 1.02(0.18-5.97) | I2=0%(P=0.38) |
I2=0% (P=0.79) |
F-E |
| SVC[6] | 95/95 | 0.33(0.01-8.08) | (P=0.50) | ||
| AV[9] | 43/43 | 0.50(0.05-5.31) | (P=0.57) | ||
| Insertion time[6, 7, 8, 11, 12] | 288/291 | -5.08(-12.76-2.61) | I2=59%(P=0.20) | R-E | |
| No. of skin punctures[6, 7, 8, 12] | 239/241 | -0.09(-0.23-0.05) | I2=61%(P=0.19) | R-E | |
| No. of needle redirections[6, 7, 9, 11] | 228/229 | -0.09(-0.40-0.22) | I2=77%(P=0.57) | R-E |