Table 1 Baseline characteristics of the subjects in osteoporosis and non-osteoporosis groups.

From: Weight-adjusted waist index as a new predictor of osteoporosis in postmenopausal patients with T2DM

Variables

Non-osteoporosis group (n = 150)

Osteoporosis group (n = 79)

t or X2

P

Age(years)

62.99 ± 7.60

67.46 ± 6.03

− 4.862

0.000

History of diabetes (years)

8(3,16)

10(3,15)

− 0.911

0.363

History of smoking(%)

4.7%

6.3%

0.045

0.831

History of drinking(%)

4%

1.3%

1.380

0.502

WC(cm)

88.77 ± 8.17

89.83 ± 9.72

− 0.876

0.382

BMI (kg/m2)

25.35 ± 3.25

24.62 ± 3.54

1.573

0.117

WWI(cm/√kg)

11.07 ± 0.73

11.54 ± 0.82

− 4.409

0.000

OSTA

0.10(− 1.45,1.80)

− 1.40(− 2.8,0.40)

4.752

0.000

SBP (mmHg)

143.58 ± 21.04

141.82 ± 17.45

0.634

0.527

DBP (mmHg)

82.31 ± 12.10

79.54 ± 10.45

1.715

0.088

HbA1c

8.89 ± 1.99

8.85 ± 2.06

0.120

0.904

FPG (mmol/L)

8.63 ± 3.50

9.31 ± 4.16

− 1.243

0.216

TG (mmol/L)

1.93 ± 0.91

2.03 ± 1.26

− 0.602

0.548

TC (mmol/L)

5.61 ± 1.52

5.48 ± 1.17

0.700

0.485

HDL-C(mmol/L)

1.12 ± 0.23

1.10 ± 0.27

0.746

0.456

LDL-C(mmol/L)

3.07 ± 1.08

2.97 ± 0.82

0.772

0.441

  1. Numerical data are expressed as mean ± standard deviation (SD) or indicates the median value (P25, P75). For differences in proportions, the numbers in parenthesis denote the percentage.
  2. WC: waist circumference; BMI: body mass index; WWI: weight-adjusted waist index; OSTA: osteoporosis self-assessment tool for Asians; SBP: systolic blood pressure; DBP: diastolic blood pressure; HbA1c: glycosylated hemoglobin A1c; FPG: fasting plasma glucose; TG: triglycerides; TC: total cholesterol; HDL-C: high density lipoprotein cholesterol; LDL-C: low density lipoprotein cholesterol.