Table 3.

Sleep Quality and Polysomnography Data in Subjects Undergoing pH Monitoring (N=15)

Variable	Mean	SD	Range
Sleep quality pre-pH test	15.3	3.9	6–21
Sleep quality post-pH test	14.5	4.3	5–22
Periodic leg movement arousal index	3.8	5.1	0–15.4
Apnea hypopnea index	3.9	4.9	0–18.5
Respiratory arousal index	3.1	3.5	0–11.8
Snore arousal index	2.9	4.9	0–17.7
Spontaneous arousal index	14.3	8.8	5.3–38.8
Apnea arousal index	3.9	4.9	0–18.5
Total arousal index	24.0	11.7	7.9–45.1
Sleep efficiency index	81.5	13.5	50.2–94.8
Number of minutes in REM sleep	78.1	36.9	17–140