Table 2.

Internal Descriptors for the VAS Scale

VAS Value (cm)	Pain	Frequency of Pain	Activity Level	Strength
0	No pain	No pain	Can do all activities	No pain with heavy lifting
2.5	Mild pain	Occasional pain—25% of the day	Can do most activities	Increased pain with heavy lifting
5	Moderate pain	Intermediate pain—50% of the day	Can do some activities	Increased pain with moderate lifting
7.5	Severe pain	Frequent pain—75% of the day	Can do few activities	Increased pain with lightlifting
10	Worst possible pain	Constant pain—100% of the day	Cannot do any activities	Increased pain with any lifting

Abbreviation: VAS, visual analog scale.