| 1 Complication rate total |
8 |
1532 |
Risk Ratio (M‐H, Random, 95% CI) |
0.29 [0.19, 0.43] |
| 1.1 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture |
5 |
1357 |
Risk Ratio (M‐H, Random, 95% CI) |
0.30 [0.19, 0.46] |
| 1.2 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Indirect puncture |
1 |
40 |
Risk Ratio (M‐H, Random, 95% CI) |
0.33 [0.13, 0.86] |
| 1.3 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. No detail on whether direct or indirect puncture |
2 |
135 |
Risk Ratio (M‐H, Random, 95% CI) |
0.03 [0.00, 0.50] |
| 2 Overall success rate |
9 |
2513 |
Risk Ratio (M‐H, Random, 95% CI) |
1.11 [1.06, 1.16] |
| 2.1 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture |
6 |
2138 |
Risk Ratio (M‐H, Random, 95% CI) |
1.11 [1.05, 1.16] |
| 2.2 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Indirect puncture |
2 |
280 |
Risk Ratio (M‐H, Random, 95% CI) |
1.10 [0.92, 1.31] |
| 2.3 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. No detail on whether direct or indirect puncture |
1 |
95 |
Risk Ratio (M‐H, Random, 95% CI) |
1.29 [1.11, 1.51] |
| 3 Number of attempts until success |
7 |
2029 |
Mean Difference (IV, Random, 95% CI) |
‐1.09 [‐1.52, ‐0.66] |
| 3.1 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture |
5 |
1894 |
Mean Difference (IV, Random, 95% CI) |
‐1.04 [‐1.54, ‐0.54] |
| 3.2 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Indirect puncture |
1 |
40 |
Mean Difference (IV, Random, 95% CI) |
‐0.65 [‐1.17, ‐0.13] |
| 3.3 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. No detail on whether direct or indirect puncture |
1 |
95 |
Mean Difference (IV, Random, 95% CI) |
0.00 [‐2.78, ‐1.22] |
| 4 Arterial puncture |
10 |
2632 |
Risk Ratio (M‐H, Random, 95% CI) |
0.27 [0.17, 0.44] |
| 4.1 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture |
8 |
2477 |
Risk Ratio (M‐H, Random, 95% CI) |
0.23 [0.15, 0.36] |
| 4.2 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Indirect puncture |
2 |
155 |
Risk Ratio (M‐H, Random, 95% CI) |
0.80 [0.22, 2.90] |
| 5 Haematoma formation |
8 |
2477 |
Risk Ratio (M‐H, Random, 95% CI) |
0.20 [0.08, 0.50] |
| 5.1 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture |
8 |
2477 |
Risk Ratio (M‐H, Random, 95% CI) |
0.20 [0.08, 0.50] |
| 6 Time to successful cannulation |
7 |
2073 |
Mean Difference (IV, Random, 95% CI) |
‐31.90 [‐76.07, 12.28] |
| 6.1 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture. Time between penetration of skin and aspiration of venous blood into the syringe |
3 |
1694 |
Mean Difference (IV, Random, 95% CI) |
‐28.59 [‐35.01, ‐22.17] |
| 6.2 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture. Time of beginning of localization of the vessel up to aspiration of venous blood |
1 |
84 |
Mean Difference (IV, Random, 95% CI) |
‐1.0 [‐26.56, 24.56] |
| 6.3 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture. Time from completion of skin preparation and draping to successful aspiration of venous blood into the syringe |
1 |
80 |
Mean Difference (IV, Random, 95% CI) |
68.57 [59.59, 77.55] |
| 6.4 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. Direct puncture. Time required for successful guide wire insertion |
1 |
120 |
Mean Difference (IV, Random, 95% CI) |
‐92.00 [‐145.74, ‐42.26] |
| 6.5 Traditional landmark vs ultrasound guidance for internal jugular vein cannulation for central vein catheterization. No detail on whether direct or indirect puncture. Time between insertion of needle into the skin until free flow of blood from the catheter |
1 |
95 |
Mean Difference (IV, Random, 95% CI) |
‐588.0 [‐839.32, ‐336.68] |
