. Author manuscript; available in PMC: 2009 Jul 1.

Published in final edited form as: Womens Health Issues. 2008 May 15;18(4):328–335. doi: 10.1016/j.whi.2008.01.006

Table 1.

Means and SEMs of the NP Total and Subscale Scores and the SSMS questionnaire as a Function of Stage of the Menstrual Cycle and Oral Contraceptive Use

	No Oral Contraceptives		Oral Contraceptives
	Peri-Menses	Peri-ovulatory	Peri-Menses	Peri-Ovulatory
Subjective Measure	(n = 26)	(n = 22)	(n = 26)	(n = 16)
Nausea Profile
Total	35.71 ^* (4.23)	25.89 (3.25)	31.63 (4.16)	36.65 (5.75)
Somatic	39.98 (3.94)	34.13 (4.03)	39.40 (4.59)	38.73 (5.06)
Gastrointestinal	43.90 (6.08)	33.25 (5.60)	40.16 (6.22)	49.76 (8.07)
Emotional	24.39 ^** (4.47)	11.54 (2.36)	16.50 (3.83)	18.19 (4.41)
SSMS	12.27 ^* (2.23)	7.91 (1.21)	12.54 (1.81)	13.81 (2.97)

Note: SSMS = Subjective Symptoms of Motion Sickness questionnaire scores at end of drum rotation; SEM = standard error of the mean

= marginal significance (p < .05 – .10) and

^**

= p < .05 between peri-menses and peri-ovulatory groups within oral contraceptive conditions. Standard errors of the means are in parentheses.