A Correlational Study on Cardiopulmonary Endurance in Male Patients with New-Onset Type 2 Diabetes

Figures & data

Table 1 Comparison of General Information, Abdominal Visceral Fat, Plasma Glucose, CPET, and Other Indicators

variable	Control Group	New-Onset Diabetes Group	t/Z	P
N	70	66	–	–
Age (years)	48.14±8.69	49.45±7.44	−0.897	0.281
BMI (kg/m^2)	27.44±4.54	26.84±3.05	0.557	0.580
Systolic plasma pressure (mmHg)	127.78±18.30	129.12±13.65	−0.288	0.774
Diastolic plasma pressure (mmHg)	87.28±14.01	83.92±9.21	0.853	0.397
waistline (cm)	96.96±12.53	93.32±9.21	1.155	0.253
Abdominal visceral fat (cm^2)	93.61±46.03	127.20±42.49	2.979	0.026
TG (mmol/l)	2.12±1.41	1.57±0.75	1.790	0.080
TC (mmol/l)	5.47±0.91	5.10±1.12	1.095	0.278
HDL-c (mmol/l)	1.39±0.24	1.39±0.41	−0.022	0.982
LDL-c (mmol/l)	2.62±0.67	2.96±0.71	−1.558	0.125
FPG (mmol/l)	5.15±0.42	7.13±0.75	−3.247	0.019
PPG (mmol/l)	6.27±0.83	12.89±2.71	−7.225	0.000
Anaerobic threshold VO2 (mL/min)	1,600.35±310.01	1,369.17±223.22	3.004	0.004
Anaerobic threshold VO2/kg (mL/min/kg)	19.88±5.86	17.70±3.26	1.716	0.092
Anaerobic threshold heart rate (bpm)	134.35±15.22	124.27±14.88	2.169	0.035
Peak VO2 (mL/min)	2,056.92±332.73	1,787.77±281.35	2.938	0.005
Peak VO2/kg (mL/min/kg)	26.32±5.95	23.10±3.80	2.337	0.023
Peak heart rate (bpm)	153.57±15.43	142.47±16.94	2.224	0.030
recover 1 minute heart rate (bpm)	136.57±14.75	126.52±15.16	2.148	0.036

Abbreviations: TG, triglycerides; TC, cholesterol; HDL-c, high-density lipoprotein cholesterol; LDL-c, low-density lipoprotein cholesterol; anaerobic threshold VO₂, anaerobic threshold oxygen uptake; anaerobic threshold VO₂/kg, Anaerobic threshold oxygen consumption in kilograms; peak VO₂, peak oxygen uptake; peak VO₂/kg, peak oxygen consumption in kilograms.

Figure 1 Comparison of AVF, FPG, and PPG levels among three quantile groups of cardiopulmonary function indexes.

Abbreviations: AT, anaerobic threshold; VO₂, oxygen uptake; VO₂/kg, VO₂ per kg of body weight; HR, AT heart rate; AVF, abdominal visceral fat; FPG, fasting plasma glucose; PPG, postprandial plasma glucose.

Table 2 Single-Factor Correlation Analysis of Plasma Glucose and Abdominal Visceral Fat with Anaerobic Threshold VO₂, Anaerobic Threshold VO₂/Kg, Peak VO₂, Peak VO₂/Kg, Anaerobic Threshold Heart Rate, Peak Heart Rate, and 1-Minute Heart Rate Recovery

variable	AVF		FPG		PPG
	r	P	r	P	r	P
Anaerobic threshold VO2	−0.109	0.910	−0.193	0.232	−0.271	0.091
Anaerobic threshold VO2/kg	−0.480	0.002	−0.155	0.346	0.140	0.395
Anaerobic threshold heart rate	−0.268	0.099	−0.193	0.233	−0.183	0.258
Peak VO2	0.053	0.751	−0.182	0.261	−0.278	0.082
Peak VO2/kg	−0.481	0.002	−0.164	0.311	−0.167	0.303
Peak heart rate	−0.228	0.163	−0.201	0.214	−0.087	0.594
Recover 1 minute heart rate	−0.143	0.386	−0.270	0.092	−0.073	0.656

Abbreviations: Anaerobic threshold VO₂, anaerobic threshold oxygen uptake; Anaerobic threshold VO₂/kg, anaerobic threshold oxygen consumption in kilograms; Peak VO₂, peak oxygen uptake; Peak VO₂/kg, peak oxygen consumption in kilograms.