Table 2: Actiwatch results for our patient with chronic schizophrenia before and after acupuncture treatment.

Actiwatch sleep parametersBefore acupunctureAfter acupuncture

Sleep efficiency80.31 (10.98)85.64 (2.60)
Sleep latency24.43 (12.34)14.04 (8.01)
Absolute actual sleep time583.13 (119.41)537.34 (108.41)
Absolute actual wake time107.30 (50.34)73.38 (30.22)
Relative actual sleep83.68 (9.92)88.31 (2.84)
Relative actual wake16.32 (9.92)11.69 (2.84)
Assumed sleep690.43 (92.16) (≈11 hours, 30 minutes)611.13 (133.46) (≈10 hours, 12 minutes)

In percentages, standard deviation, and in minutes; means a statistically significant difference () in score on the paired sample -test between before and after acupuncture.