spirometers
Differences
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| spirometers [2026/08/14 02:45] – [spirometers] gary1 | spirometers [2026/08/14 02:46] (current) – [spirometers] gary1 | ||
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| * for example, Contec SP70B: | * for example, Contec SP70B: | ||
| * only costs about $160 but the syringe to calibrate it costs about $800 which consumers will not be buying | * only costs about $160 but the syringe to calibrate it costs about $800 which consumers will not be buying | ||
| - | * gives a major error with PEFR% in the summary but the actual data appears reasonably correct | + | * gives a major error with PEFR% in the summary but the actual data appears reasonably correct |
| * the volume vs time chart shows incorrect volumes on teh display but correct ones on pdf output | * the volume vs time chart shows incorrect volumes on teh display but correct ones on pdf output | ||
| * only uses outdated prediction equations (USA (NHANES), SBPT, ECSC, Knudson) and not the current GLI standard | * only uses outdated prediction equations (USA (NHANES), SBPT, ECSC, Knudson) and not the current GLI standard | ||
spirometers.txt · Last modified: 2026/08/14 02:46 by gary1