Volume of rinse | No | Mean (SD) | Range |
---|---|---|---|
Mean = mean amount of protein present on tonometer tips (μg); n = number of patients analysed; range = minimum/maximum values from the group of patients | |||
*A reading in excess of our upper limit for measurement (that is, above 20 μg); for the mean reading, a value of 20 was used. | |||
No rinse | 4 | 7.6 (8.4)* | 4.3–20>* |
1 ml | 4 | 3.7 (2.2) | 1.3–5.9 |
50 ml | 4 | 1.9 (1.7) | 0.8–4.4 |