The mediating role of exercise behaviour on satisfaction with life, mental well-being and BMI among university employees

Figures & data

Table 1. Descriptive statistics of the life style categories by grouped by gender

Gender	Lifestyle activity levels	N	Mental well-being		Satisfaction with life		Body mass index (BMI)
			Mean	SD	Mean	SD	Mean	SD
Male	No exercise	28	3.58	.686	3.92	1.45	28.33	7.20
	Mild exercise	53	3.89	.501	4.55	1.23	29.64	8.52
	Moderate exercise	55	3.87	.510	4.36	1.16	25.98	3.81
	Vigorous exercise	40	4.00	.547	5.03	1.07	25.92	3.66
	Total	176	3.86	.557	4.50	1.25	27.44	6.31
Female	No exercise	47	3.62	.570	4.51	1.38	24.40	5.22
	Mild exercise	43	3.93	.543	4.37	1.40	25.57	5.46
	Moderate exercise	32	3.81	.577	4.71	1.09	24.95	4.14
	Vigorous exercise	22	3.78	.502	4.67	1.17	24.98	6.36
	Total	144	3.78	.561	4.54	1.29	24.96	5.23
Total	No exercise	75	3.61	.611	4.29	1.42	25.87	6.28
	Mild exercise	96	3.91	.518	4.47	1.31	27.82	7.55
	Moderate exercise	87	3.85	.533	4.49	1.14	25.60	3.94
	Vigorous exercise	62	3.92	.538	4.90	1.11	25.59	4.76
	Total	320	3.82	.560	4.51	1.27	26.32	5.97

Table 2. MANOVA to determine significant differences between activity levels of the employees with regard to their mental well-being, life satisfaction and BMI

Source	Dependent variable	Type III sum of squares	df	Mean square	F	Sig.	dη^2
Corrected model	Life satisfaction	333.48^a	3	111.16	2.79	.04	.02
	Well-being	931.12^b	3	310.37	5.24	.00	.04
	BMI	309.26^c	3	103.08	2.94	.03	.02
Intercept	Life satisfaction	160,466.91	1	160,466.91	4033.46	.00	.92
	Well-being	893,789.11	1	893,789.11	15,112.45	.00	.98
	BMI	214,145.85	1	214,145.85	6108.01	.00	.95
Physical activity	Life satisfaction	333.48	3	111.16	2.79	.04	.02
	Well-being	931.12	3	310.37	5.24	.00	.04
	BMI	309.26	3	103.08	2.94	.03	.02
Error	Life satisfaction	12,571.70	316	39.78
	Well-being	18,689.04	316	59.14
	BMI	11,078.90	316	35.06
Total	Life satisfaction	176,258.00	320
	Well-being	939,289.00	320
	BMI	233,222.33	320
Corrected total	Life satisfaction	12,905.18	319
	Well-being total	19,620.17	319
	BMI	11,388.16	319

^a R² = .026 (Adjusted R² = .017).

^b R² = .047 (Adjusted R² = .038).

^c R² = .027 (Adjusted R² = .018).

Table 3. Descriptive statistics on gender difference

Variables	Gender	Mean	Std. dev.
Life satisfaction	Male	22.51	6.29
	Female	22.70	6.46
	Total	22.59	6.36
Well-being	Male	54.11	7.81
	Female	53.00	7.87
	Total	53.61	7.84
BMI	Male	27.45	6.32
	Female	24.97	5.24
	Total	26.33	5.97

Table 4. MANOVA to determine significant differences between the male and female employees with regard to their mental well-being, life satisfaction and BMI

Source	Dependent variable	Type III sum of squares	df	Mean square	F	Sig.	dη^2
Corrected Model	Life Satisfaction	3.03^a	1	3.03	.07	.78	.00
	Well-being	97.22^b	1	97.22	1.58	.20	.00
	BMI	487.35^c	1	487.35	14.21	.00	.04
Intercept	Life Satisfaction	161,859.39	1	161,859.39	3989.35	.00	.92
	Well-being	908,591.42	1	908,591.42	14,799.61	.00	.97
	BMI	217,551.60	1	217,551.60	6346.44	.00	.95
Gender	Life Satisfaction	3.03	1	3.03	.07	.78	.00
	Well-being	97.22	1	97.22	1.58	.20	.00
	BMI	487.35	1	487.35	14.21	.00	.04
Error	Life Satisfaction	12,902.15	318	40.57
	Well-being	19,522.94	318	61.39
	BMI	10,900.81	318	34.27
Total	Life Satisfaction	176,258.00	320
	Well-being	939,289.00	320
	BMI	233,222.33	320
Corrected Total	Life Satisfaction	12,905.18	319
	Well-being	19,620.17	319
	BMI	11,388.16	319

^aR² = .000 (Adjusted R² = −.003).

^bR² = .005 (Adjusted R² = .002).

^cR² = .043 (Adjusted R² = .040).

Table 5. Pearson product–moment correlation on the parameters by gender difference and combined

	Male			Female			Combined
	BMI	LS	MW	BMI	LS	MW	BMI	LS	MW
BMI*	1	−.098	.013	1	−.061	−.017	1	−.083	.015
LS*		1	.543**		1	.506**		1	.524**
MW*			1			1			1

* BMI = Body Mass Index, LS = Life Satisfaction, MW = Mental Well-being.

** Correlation was significant at the .01 level.