Evaluation of Relationships between Menopause Onset Age and Bone Mineral Density and Muscle Strength in Women from South-Western Poland

Table 4

The impact of age and time of menopause on the strength, BMD and somatic parameters – main effects of two - factor analysis of variance (significance of differences in bold p <0.05).

Variable	Factor
	Age		Menopause		Interaction menopause x age
	F	P	F	p	F	p
Hand grip	21.58	0.0000	0.21	0.6466	1.47	0.2317
Arm curl	15.17	0.0000	7.83	0.0053	3.70	0.0251
30-second chair stand	20.26	0.0000	4.78	0.0291	1.00	0.3697
Knee extensor muscle strength	19.87	0.0000	1.38	0.2400	4.11	0.0168
Knee flexor muscles strength	13.05	0.0000	0.57	0.4519	0.22	0.8014
BMD	62.70	0.0000	1.89	0.1697	1.90	0.1505
T – Ratio [%]	62.62	0.0000	2.66	0.1036	1.99	0.1368
Z – Ratio [%]	40.68	0.0000	2.31	0.1289	1.74	0.1764
Height	2.00	0.1553	3.10	0.0000	2.60	0.0724
Weight	0.07	0.7865	2.13	0.1198	2.27	0.1042
BMI	0.72	0.3958	1.68	0.1875	2.09	0.1247