TABLE V.

TWO-WEEK TEST-RETEST RELIABILITY OF INDIVIDUAL PHYSICAL ACTIVITY HISTORY QUESTIONS, MINNESOTA HEART HEALTH PROGRAM TELEPHONE SURVEY (N = 129)

Activity (N = 129)	Time 1 (Mean* ± SD	Time 2 (Mean ± SD)	Difference Mean ± SD	Test-Retest Correlation (r)	Variance ratio (%)(VR†)
A. Running/jogging	46 ± 90	49 ± 91	− 2.4 ± 4.6	0.82	22
B. Racket sports	25 ± 62	24 ± 59	1.8 ± 2.6	0.88	14
C. Biking	27 ± 52	25 ± 49	1.5 ± 3.5	0.73	37
D. Swimming	19 ± 41	24 ± 44	− 4.7 ± 2.4	0.79	27
E. Exercise/dance class	18 ± 47	23 ± 51	− 4.9 ± 3.8	0.70	43
F. Job lifting/carrying/digging	66 ± 91	68 ± 86	− 1.8 ± 5.8	0.72	39
G. Shoveling/lifting during leisure	51 ± 62	49 ± 60	1.6 ± 4.9	0.58	72
H. Strenuous sports	24 ± 62	26 ± 58	− 2.0 ± 3.6	0.75	33
I. Nonstrenuous sports	21 ± 33	16 ± 28	5.3 ± 2.5	0.64	56
J. Walking/hiking	47 ± 51	44 ± 48	2.1 ± 3.2	0.74	35
K. Golfing/bowling	9 ± 18	9 ± 19	− 0.2 ± 1.0	0.81	23
L. Home exercises/calisthenics	26 ± 42	27 ± 44	− 0.9 ± 3.0	0.69	45
M. Home maintenance/gardening	45 ± 43	41 ± 45	3.2 ± 3.6	0.57	75
Heavy intensity score	276 ± 234	287 ± 231	− 10.9 ± 13.1	0.79	27
Moderate intensity score	147 ± 105	138 ± 104	9.5 ± 6.6	0.77	30
Total score	424 ± 289	425 ± 291	− 1.4 ± 14.5	0.84	19

^*Exercise Units. Since minutes per month of activity is unknown, direct interpretation as caloric expenditure is not available.

^†100 × within person variance/between person variance, computed as (1-r)/r.