Table 4.
Effect of suboptimal cuvette storage condition for up to 1 h on measured hemoglobin concentrations (g/L) using the Hb-201+ HemoCue® model: mean (SD) from 2 readings each
| HemoCue® controls | Cuvette condition | Time, min | ||||||
|---|---|---|---|---|---|---|---|---|
| 0 | 10 | 20 | 25 | 30 | 40 | 60 | ||
| Level 1 | 37°C/humid, opena | 81 (0) | 79.5 (0.7) | 74.5 (3.5) | 79.5 (2.1) | 77.5 (0.7) | 72.5 (3.5) | 74.5 (3.5) |
| Level 2 | 37°C/humid, opena | 119 (0) | 118 (3.5) | 102 (4.2) | 112 (10.6) | 112 (19.1) | 110 (21.9) | 112 (10.6) |
| Level 3 | 37°C/humid, opena | 161 (0) | 162 (6.4) | 145 (2.8) | 141 (12.7) | 118 (2.1) | 113 (1.4) | 122 (3.5) |
a
Cuvettes were stored in an open container in an incubator set to 37°C and 72% humidity