Table 2.

Mean error based on calibration curve used to fit data

	Small			Medium			Square
	Self	Baseline*	Cross*	Self	Baseline*	Cross*	Self	Baseline*	Cross*
RMSE-F	0.8±0.4	3.0±1.4	3.6±2.3	0.4±0.1	2.2±0.9	2.2±0.8	0.6±0.3	2.5±1.7	2.9±1.6
MAE (N)	0.6±0.3	2.5±1.2	3.0±2.1	0.3±0.1	1.9±0.7	1.8±0.7	0.5±0.3	2.2±1.6	2.6±1.6
Max (N)	2.3±1.2	6.1±2.5	6.7±3.1	1.3±0.3	4.5±1.3	4.4±1.7	1.6±0.8	4.2±2.2	4.8±2.2

^*Indicates significantly different from self-calibration (p < 0.05), Where RMSE-F denotes the root mean squared error for the calibration curve fit to experimental data, MAE and Max denote the mean absolute error and maximum error in force units of Newtons (N)