Table 2.

Prevalence of Signs and Symptoms by Week Following Positive Pregnancy Test, Overall and by Pregnancy Loss Status Among Women in the LIFE Study, Michigan and Texas, USA, 2005–2009

	Number of ongoing pregnancies a	Overall (n=335) %	No Loss (n=245) %	Loss (n=90) %
No symptoms
Week 1	335	13	13	12
Week 2	300	18	15	27
Week 3	288	14	13	20
Week 4	283	11	8	24
Week 5	271	13	12	25
Any bleeding
Week 1	335	20	13	39
Week 2	300	16	14	24
Week 3	288	18	17	24
Week 4	283	19	18	29
Week 5	271	22	22	25
Light/moderate/heavy bleeding
Week 1	335	13	7	29
Week 2	300	10	8	18
Week 3	288	8	8	11
Week 4	283	11	10	15
Week 5	271	10	10	9
Moderate/heavy bleeding
Week 1	335	10	6	23
Week 2	300	7	5	17
Week 3	288	4	4	5
Week 4	283	6	7	6
Week 5	271	1	0	3
Any nausea and/or vomiting
Week 1	335	75	72	81
Week 2	300	64	66	55
Week 3	288	78	81	62
Week 4	283	81	86	54
Week 5	271	81	83	58
Any vomiting
Week 1	335	19	17	24
Week 2	300	14	14	18
Week 3	288	19	21	9
Week 4	283	22	25	6
Week 5	271	32	34	17
Nausea only a
Week 1	335	56	55	57
Week 2	300	50	53	37
Week 3	288	59	61	53
Week 4	283	59	61	48
Week 5	271	49	50	41
Any cramping
Week 1	335	72	69	77
Week 2	300	56	57	52
Week 3	288	48	51	29
Week 4	283	50	52	40
Week 5	271	53	56	33

^aNumber of ongoing pregnancies represents the denominator for each week

^bNausea, but not vomiting, during the week