Table 2.

Each baseline behavioral stage and changes in behavioral stages after disclosure of hypothetical genetic test results for salt sensitivity

Baseline behavioral stages	n	Hypothetical result	Behavioral stages after disclosure, n						Behavioral changes, n (%) Upward trend†	P value*
			Precontemplation	Contemplation	Preparation	Action	Maintenance	No answer
											No restriction group
Precontemplation	202	Positive	65	38	57	38	–	4	133 (65.8)	<0.00l
		Negative	105	59	24	9	–	5	92 (45.5)
Contemplation	456	Positive	9	169	223	47	–	8	270 (59.2)	<0.00l
		Negative	49	285	105	6	–	11	111 (24.3)
Preparation	57	Positive		5	33	17	–		17(29.8)	0.12
		Negative	3	8	35	10	–		10(17.5)
Total	715	Positive						13	420 (58.7)	<0.00l
		Negative						17	213 (29.8)
Baseline behavioral stages	n	Hypothetical result	Behavioral stages after disclosure, n						Behavioral changes, n (%)	P value*
			Quit	Keep (action)		Keep (maintenance)		No answer
									Quit‡
Salt restriction group
Action	101	Positive	3	94		–		4	3 (3.0)	0.50
		Negative	6	91		–		4	6 (5.9)
Maintenance	746	Positive	16	–		717		13	16(2.1)	<0.00l
		Negative	72	–		658		16	72 (9.7)
Total	847	Positive						17	19(2.2)	<0.00l
		Negative						20	78 (9.2)

Notes:

^*Positive versus negative, Chi-square test or Fisher’s Exact test;

^†recontemplation = contemplation + preparation + action; contemplation = preparation + action; preparation = action;

^‡action and maintenance = quit.