Weight and Health Behaviour Changes among Ageing People with Medication for Hypertension and High Cholesterol Level
Table 2
Mean body mass index (BMI), mean waist circumference (WC), and physical activity (PA) scores for two age cohorts in different medication groups at baseline and follow-upa.
Cohort
Medication 2002
Hyp (SD)
Chol (SD)
Hyp + Chol (SD)
No med (SD)
F-values, degrees of freedom
Pairwise Comparisonsb
1946–1950
BMI 2002
29.1 (5.4)
26.7 (3.0)
29.6 (4.0)
26.7 (4.2)
NM < H, NM < HC, C < H, C < HC
BMI 2008
30.2 (5.7)
28.2 (3.4)
31.6 (5.8)
27.4 (4.2)
5.36**, df = 3,602
mean dif.
1.1 (0.3)
1.5 (0.4)
2.0 (1.7)
0.7 (0.0)
WC 2002
96.7 (13.0)
93.2 (13.2)
104.1 (13.2)
92.1 (12.2)
NM < H, NM < HC, C < H, C < HC
WC 2008
99.5 (13.8)
97.6 (14.5)
109.9 (15.6)
94.1 (13.0)
5.15**, df = 3,602
mean dif.
2.8 (0.8)
3.4 (1.3)
5.8 (2,4)
2.0 (0.8)
PA 2002
2.0 (.6)
2.2 (.5)
2.1 (.6)
2.0 (.6)
PA 2008
2.0 (.7)
2.2 (.5)
2.4 (.7)
2.2 (.6)
1.40 ns, df= 3,603
mean dif.
0.0 (.1)
0.0 (.0)
0.3 (.1)
0.2 (.0)
1936–1940
BMI 2002
29.8 (5.1)
27.4 (3.9)
30.0 (4.0)
27.0 (4.1)
BMI 2008
30.4 (5.7)
27.5 (4.1)
29.8 (4.6)
27.0 (4.2)
2.26 ns, df = 3.709
mean dif.
0.6 (0.6)
0.1 (0.2)
−0.2 (0.6)
0.0 (0.1)
WC 2002
100.2 (13.0)
94.9 (10.6)
101.5 (10.5)
92.6 (12.6)
H > NM, H > C
WC 2008
102.6 (14.0)
95.9 (10.9)
102.4 (10.8)
93.2 (12.8)
2.00 ns, df = 3,704
mean dif.
2.4 (1.0)
1.0 (0.3)
0.9 (0.3)
0.6 (0.2)
PA 2002
1.9 (.5)
2.1 (.6)
2.0 (.6)
2.1 (.6)
PA 2008
2.1 (.6)
2.2 (.6)
2.2 (.7)
2.2 (.6)
1.70 ns, df= 3,658
mean dif.
0.2 (.1)
0.1 (.0)
0.2 (.1)
0.1 (.0)
aRepeated-measures ANOVA examining between group differences and time-by-group interactions. Adjusting for gender, marital status, education, and hypertension/cholesterol medication in 2008.
**
.
bStatistically significant between group differences; < indicates lower increase in BMI or waist circumference. NM: no medication, H: medication for hypertension, C: medication for high cholesterol, and HC: medication for hypertension and high cholesterol.