Table 3.

Baseline participant characteristics by intervention arm.

Characteristics	Participant N = 779, Teams N = 285	Arm A N = 258, Teams N = 95	Arm B N = 261, Teams N = 95	Arm C N = 260, Teams N = 95
Demographics
Age, Mean (SD)	58.1 (16.8)	56.2 (17.6)	58.9 (16.4)	59.3 (16.1)
Gender, n (col %)
Male	198 (25.4)	64 (24.8)	69 (26.4)	65 (25.0)
Female	581 (74.6)	194 (75.2)	192 (73.6)	195 (75.0)
*Race/Ethnicity, n (col %)
Non-Hispanic White	415 (53.3)	123 (47.7)	149 (57.1)	143 (55.0)
Non-Hispanic Black	283 (36.3)	99 (38.4)	72 (27.6)	112 (43.1)
Hispanic	34 (4.4)	10 (3.9)	22 (8.4)	2 (0.8)
Asian	38 (4.9)	22 (8.5)	13 (5.0)	3 (1.2)
Other	9 (1.2)	4 (1.6)	5 (1.9)	0
***Household income, n (col %)
$39,999 or less	106 (16.8)	26 (12.4)	48 (22.7)	32 (15.2)
$40,000 to $99,999	297 (47.1)	102 (48.8)	93 (44.1)	102 (48.6)
$100,000 or higher	227 (36.0)	81 (38.8)	70 (33.2)	76 (36.2)
Medical History and Health Behaviors BMI in category, n (col %)
Normal (< 25)	170 (21.8)	56 (21.7)	67 (25.7)	47 (18.1)
Overweight (25–29.9)	245 (31.5)	85 (32.9)	79 (30.3)	81 (31.2)
Obese (30+)	364 (46.7)	117 (45.3)	115 (44.1)	132 (50.8)
Hypertension, n (col %)	329 (42.2)	102 (39.5)	107 (41.0)	120 (46.2)
Diabetes, n (col %)	121 (15.5)	39 (15.1)	35 (13.4)	47 (18.1)
** Ever smoked cigarettes, n (col %)	216 (27.7)	59 (22.9)	71 (27.2)	86 (33.1)
Step count at baseline
Mean (SD)	5371.4 (1609.6)	5415.1 (1578.2)	5235.2 (1650.0)	5464.6 (1596.3)
Range (median)	1300 to 8300 (5600)	1300 to 8200 (5600)	1600 to 8300 (5400)	1700 to 8300 (5700)
Family team size
Mean (SD)	3.2 (1.5)	3.1 (1.3)	3.3 (1.6)	3.2 (1.6)
Range (median)	2 to 9 (3)	2 to 7 (3)	2 to 9 (3)	2 to 9 (3)

^*The difference of distribution between arms is significant p < 0.0001.

^**The difference of distribution between arms is significant p < 0.05.

^***There are 149 (19.1 %) subjects having missing values.