Higher Levels and Intensity of Physical Activity Are Associated with Reduced Mortality among Community Dwelling Older People

Table 1

Characteristics of all persons in the PA study and of those with full data.

	All eligible persons (𝑁=1449)		Complete data (𝑁=946)
	𝑛−𝑥^1
Age^2	1444	79.3 (75.0, 86.6)	79.2 (75.1, 86.6)
Men (%)	1449	45.0	45.0
BMI (kg/m^2)^3	1370	26.5 ± 4.3	26.4 ± 4.2
Home owner (%)	1410	64.5	65.5
Systolic blood pressure (mm Hg)^4	1413	148.8 ± 21.5	148.4 ± 21.3
Current smoker (%)	1415	10.0	9.2
History of CVD^5	1407	24.2	22.7
History of Emphysema	1411	1.8	1.8
History of Cancer (%)^6	1406	7.8	8.6
Diabetes (%)	1415	7.2	6.3
Hip fracture (%)	1410	2.7	2.2
Recent weight loss (%)	1405	2.3	2.6
MMSE score <12/<17^7	1417	2.9	2.0
GDS score >5^8	1417	6.9	6.8
Unable to do >1ADL^9	1416	21.4	18.4
On prescribed Medication (%)	1371	81.6	81.4

¹Not all 1449 participants had a complete data set on all characteristics, reported values are based on the complete records.
²Mean, interquartile range in parenthesis.
³𝑥±SD.
⁴𝑥±SD of average of 2 readings while sitting.
⁵History of heart attack, stroke or angina.
⁶Excluding skin cancer.
⁷MiniMental State Examination (MMSE) <12 if language section could not be completed, otherwise <17.
⁸15 item Geriatric Depression Score (GDS).
⁹ADL: Activities of Daily Living.