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Lumbar thecal pressure readings in different positions.
| Time after last surgery (months) | Valve settings | Standing Pressure (mmHg) | Supine Pressure (mmHg) | Lat decubitus (mmHg) | Sitting position (mmHg) | |
|---|---|---|---|---|---|---|
| A | 1 19 12 |
2.5 2.5 2.0 |
32 37 |
22 27 |
12.5 | 25 |
| B | 0 5 14 |
2.5 2.5 2.5 |
49 35 |
14 29 21 |
||
| C | 5 40 |
2.5 2.5 |
58 | 27 | 30 | |
| D | 1 | 0.5 | 14 | 10 | 11 | |
| E | 1 | 2.5 | 9.8 |
