Table 8 Statistical table of time errors in smart device bottle replacement.

From: Design research on a smart infusion device to reduce medical workload and enhance patient safety

Statistical indicators

Numerical value

Explanation

Mean absolute error

0.14 S

Device shows no systematic deviation

Maximum absolute error

± 0.20 S

Maximum single deviation

Error rate range

–2.67%   to 2.67%

Device’s efficient operational stability

Standard deviation

0.14

Data distribution stability

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