TABLE 3.

Numerical rating scale (NRS) and coloured analogue scale (CAS) pain values for current, lowest, usual and strongest pain levels

Pain level	NRS (0 to 10)					CAS (0 to 10)
	n	Mean ± SD	Median	IQR	Range	n	Mean ± SD	Median	IQR	Range
Current	112	4.6±3.0	5.00	2.0–7.0	0–10	143	4.9±2.6	4.75	2.75–7.5	0–10
Lowest	138	2.7±2.8	2.00	0–5.0	0–9.0	143	3.3±2.5	3.00	1.25–5.25	0–8.75
Usual	122	5.8±2.4	6.00	4.5–7.5	0–10	143	6.0±2.4	5.50	4.75–7.75	0.25–10
Strongest	133	8.5±2.0	9.00	8.0–10	1–10	143	8.6±2.0	8.75	8.0–10.0	0–10

IQR Interquartile range