| No. of studies | No. of participants | Mean (reference interval) [mmHg] | Mean (reference interval) [cmH2O] |
---|---|---|---|---|
ICP | ||||
 Supine | 6 | 62 | 8.6 (0.9–16.3) | 11.7 (1.2–22.2) |
 Upright | 6 | 62 | 1.0 (– 5.9 to 8.3) | 1.3 (− 8.7–11.2) |
 Daytime | 2 | 45 | − 0.1 (− 12.0–12.2) | − 0.15 (− 16.3–16.6) |
 Nighttime | 3 | 57 | 6.3 (-15.8–28.2) | 8.6 (-21.5–38.3) |
CSFop | ||||
 Supine | 7 | 389 | 10.7 (5.7–15.5) | 14.4 (7.5–21.1) |
 Lateral recumbent | 21 | 13,359 | 11.9 (7.2–16.8) | 16.3 (9.8–22.8) |