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Research Letter

Measuring accuracy of sphygmomanometers in the medical practices of Swiss primary care physicians

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Pages 244-247 | Received 19 Apr 2012, Accepted 13 Feb 2013, Published online: 03 Jul 2013

Figures & data

Figure 1. Time since last maintenance and frequency of measuring errors. The percentage of measuring errors (more than ±3 mmHg) was significantly higher in devices with maintenance periods of two years or more (P < 0.001).

Figure 1. Time since last maintenance and frequency of measuring errors. The percentage of measuring errors (more than ±3 mmHg) was significantly higher in devices with maintenance periods of two years or more (P < 0.001).