Table 1.

Description of All Participants: Beach 1 vs Beach 2

	Total Population N (%)	Beach 1 N (%)	Beach 2 N (%)	Statistical Significance*
INITIAL INTERVIEW:	208 (100%)	99(48%)	109 (52%)
Number of Families	63	30	33
Dry Month (vs Wet Month)	75 (31%)	42 (20%)	33 (16%)	0.05
Women	98 (41%)	41 (20%)	57 (27%)	0.08
Mean Age± Standard Deviation	20.5± 16.7	19.9±15.9	21.1±17.4	0.61
Race Ethnic	50 (21%)
WNH	156 (65%)	19 (9%)	31 (15%)	0.06
WH	2 (1%)	78 (36%)	78 (36%)
B		2 (1%)	0
Interview language (English)	150 (62%)	73 (35%)	77 (37%)	0.37
At beach < 7 days prior	0	0	0
Did not get face wet	0	0	0
PHONE FOLLOW UP:
Return to beach	27 (13%)	20 (10%)	7 (3%)	0.003
Went to Beach 1	17 (63%)	14 (52%)	3 (11%)	0.16
Fever	8 (4%)	2 (1%)	6 (3%)	0.18
Chills	3 (1%)	0	3 (1%)	0.14
Eye Redness	1 (0.5%)	0	1 (0.5%)	0.52
Earache	2 (0.5%)	1 (0.5%)	1 (0.5%)	0.73
Ear Discharge	1 (0.5%)	1 (0.5%)	0	0.48
Skin Rash	11 (5%)	8 (4%)	3 (1%)	0.08
Infected cuts	0	0	0
Nausea	1 (0.5%)	0	1 (0.5%)	0.52
Vomiting	1 (0.5%)	0	1 (0.5%)	0.52
Diarrhea	6 (3%)	2 (1%)	4 (2%)	0.39
blood in stool	1 (0.5%)	1 (0.5%)	0	0.48
Stomach pain	4 (3%)	2 (1%)	2 (1%)	0.65
Cough	14 (7%)	4 (2%)	10 (5%)	0.12
With phlegm	3 (1%)	1 (0.5%)	2 (1%)	0.54
Nasal congestion	8 (4%)	2 (1%)	6 (3%)	0.17
Sore Throat	5 (3%)	3 (1%)	2 (1%)	0.46
≥ 1 Symptom	35 (17%)	18 (18%)	17 (15%)	0.62

^*by Chi square or Fishers Exact Test for categorical data or ttest for continuous data