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Table 1 Means and standard deviations of the twelve components of the Urbanicity Scale from 2000 to 2015

From: Longitudinal measurement invariance in urbanization index of Chinese communities across 2000 and 2015: a Bayesian approximate measurement invariance approach

Item

2000

2004

2006

2009

2011

2015

Skewness

M (SD)

M (SD)

M (SD)

M (SD)

M (SD)

M (SD)

Range

Communication

4.85 (1.18)

5.71 (1.50)

6.15 (1.43)

6.77 (1.54)

7.49 (1.56)

6.84 (1.30)

−0.73 to − 0.26

Population density

5.82 (1.40)

5.92 (1.46)

5.94 (1.47)

5.98 (1.50)

6.32 (1.56)

6.16 (1.91)

−0.37 to 0.19

Diversity

4.57 (1.17)

4.73 (1.21)

5.18 (1.28)

5.45 (1.13)

5.70 (1.29)

5.69 (1.14)

−0.02 to 0.59

Economic activity

4.71 (3.25)

5.90 (3.28)

6.53 (3.10)

6.70 (3.24)

7.57 (2.94)

7.47 (3.05)

−0.93 to 0.42

Health structure

5.64 (2.23)

5.28 (2.33)

5.03 (2.40)

5.95 (2.57)

5.92 (2.57)

5.72 (2.71)

−0.56 to 0.04

Housing

6.02 (2.67)

6.59 (2.50)

6.99 (2.33)

7.63 (2.02)

8.20 (1.77)

8.26 (1.67)

−1.14 to 0.01

Traditional market

6.00 (3.48)

5.12 (3.67)

4.86 (3.90)

4.85 (3.47)

4.87 (3.43)

5.22 (3.53)

−0.36 to 0.12

Social services

1.72 (1.10)

3.00 (2.58)

3.20 (2.74)

3.74 (3.17)

4.44 (3.30)

4.68 (3.39)

0.34 to 1.29

Transportation

5.72 (2.47)

5.91 (2.40)

5.82 (2.57)

5.97 (2.18)

4.74 (2.06)

6.16 (2.15)

−0.31 to − 0.04

Education

3.38 (1.39)

3.36 (1.38)

3.44 (1.51)

3.48 (1.46)

4.05 (1.93)

5.16 (1.47)

0.60 to 1.41

Modern market

4.76 (3.33)

4.73 (3.03)

4.60 (2.92)

4.38 (2.89)

4.62 (2.84)

4.98 (2.85)

−0.20 to 0.12

Sanitation

6.02 (3.20)

6.49 (3.02)

6.72 (2.95)

6.90 (2.90)

7.36 (2.72)

7.31 (2.36)

−0.83 to − 0.16

Total score

59.2 (18.3)

62.7 (20.4)

64.5 (20.5)

67.8 (19.6)

71.3 (19.5)

73.7 (17.6)

−0.35 to 0.04

  1. M item mean, SD standard deviation