Table 1 Distributions of air pollutants, meteorology, green space and blood pressure between the short-term migrants and long-term migrants (Mean ± SD).

From: Effect of natural environmental changes on Hainan migratory population with hypertension in China and related plasma metabolism features

Variables

Short-term migrants (n = 14)

Long-term migrants (n = 14)

P-value

EVI1km

0.16 ± 0.03

0.21 ± 0.03

0.002

EVI500m

0.15 ± 0.05

0.20 ± 0.05

0.008

NDVI1km

0.28 ± 0.05

0.34 ± 0.05

0.005

NDVI500m

0.26 ± 0.08

0.35 ± 0.09

0.010

PM10 (µg/m3)

48.69 ± 8.26

31.49 ± 1.24

< 0.001

PM2.5 (µg/m3)

29.27 ± 6.59

16.17 ± 1.12

< 0.001

Temperature (°C)

14.23 ± 5.28

26.10 ± 0.34

< 0.001

RH (%)

68.20 ± 3.47

78.71 ± 0.90

< 0.001

SBP (mmHg)-NE

159.571 ± 16.677

156.143 ± 13.456

0.555

DBP (mmHg)-NE

93.143 ± 10.354

91.571 ± 5.243

0.617

SBP(mmHg)-HN

141.214 ± 15.270a

140.856 ± 14.961b

0.763

DBP(mmHg)-HN

86.429 ± 9.171c

87.714 ± 5.843d

0.678

  1. SBP, systolic blood pressure; DBP, diastolic blood pressure; NE, Northeast China; HN, Hainan China.
  2. a, b, c, d: Compare the blood pressure level between HN and NE. a: P < 0.001; b: P < 0.001; c: P = 0.019; d: P = 0.012.
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