Table 1.

Family Composition by Type of Household (N = 35,055)

Family Composition	Single-Family Households	Multiple-Family Households
Married, no kids, No.	11,905	2,520
Mean age, y (SD), range	55.1 (15.5), 18–91	54.7 (12.1), 18–91
Mean highest educational level, y (SD), range	13.5 (2.6), 6–19	12.8 (2.7) 6–19
Female, % (SD), range	50	50
Mean family income, $* (SD), range	50.0 (35.0), 0 to >151	47.0 (36), 0 to >151
Insurance, %
None	5.3	9.9
Public	32.9	24.8
Private	61.9	65.2
Mean PCS-12 score (SD), range	48.2 (10.6), 10–67	47.0 (11.0), 11–67
Mean MCS-12 score (SD), range	53.9 (8.5), 12–72	53.0 (9.2), 12–71
Married with kids, No.	15,205	1,978
Mean age, y (SD), range	36.8 (9.2), 18–84	39.3 (11.9), 18–76
Mean highest educational level, y (SD), range	13.8 (2.5), 6–19	12.9 ( 2.6), 6–19
Female, %	50	50
Mean family income, $* (SD), range	59.0 (35.0), 0 to >151	53.0 (38), 0 to >151
Insurance, %
None	9.3	16.8
Public	3.3	5.5
Private	87.5	77.7
Mean PCS-12 score (SD), range	51.9 (7.9), 11–69	50.4 (9.2), 11–68
Mean MCS-12 score (SD), range	52.5 (8.3), 9–71	52.0 (9.6), 11–70
Single with kids, No.	2,205	1,242
Mean age, y (SD), range	33.3 (9.9), 18–76	32.4 (9.6), 18–72
Mean highest educational level, y (SD), range	13.1 (2.2), 6–19	12.7 (2.1), 6–19
Female, %	80.0	77
Mean family income, $* (SD), range	28.0 (26.0), 0 to >151	23.0 (24), 0 to >151
Insurance, %
None	17.5	25.4
Public	21.0	20.2
Private	61.5	54.4
Mean PCS-12 score (SD), range	50.2 (9.7), 11–68	50.3 (8.9), 14–66
Mean MCS-12 score (SD), range	49.0 (11.1), 9–70	49.8 (10.7), 12–68

PCS-12 = physicial component summary scale of the SF-12; MCS-12 = mental component summary scale of the SF-12.

* In thousands of dollars rounded to the nearest thousand.