A Longitudinal Study of the Reliability of Acupuncture Deqi Sensations in Knee Osteoarthritis

Table 2

Internal consistency of the 12-item MGH acupuncture sensation scale (MASS).

	Administration 1	Administration 2
Treatment 1	.891	.909
Treatment 2	.948	.963^†
Treatment 3	.913	.856
Treatment 4	.868	.880^†
Treatment 5	.893	.907^†
Treatment 6	.875	.878

All measures of the internal consistency of the MASS administered to 30 subjects are reported as Cronbach’s alpha; 𝑁=29 due to missing data set indicated by †.