errorCts: Perform error checking
In pawacc: Physical activity with accelerometers

Description Usage Arguments Details Value Author(s) References See Also

These functions look for errors in the data. A code is returned.

1	errorChk(x, fault = 32767)

`x`	vector of accelerometer data.
`fault`	numerical value that indicates voltage signal saturation (temporarily used for both accelerometer counts and steps).

Error coded are as follow: 0, no error; 1, all values are 5-digit values or all one value; 2, negative values; 3, NAs.

a vector of the same length as x.

Marco Geraci

Geraci M, Rich C, Sera F, Cortina-Borja M, Griffiths LJ, and Dezateux C (2012). Technical report on accelerometry data processing in the Millennium Cohort Study. London, UK: University College London. Available at http://discovery.ucl.ac.uk/1361699

gt1mAccFile, gt3xAccFile

pawacc documentation built on May 2, 2019, 5:20 p.m.