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Table 2 Results of linear regression analysis between annual malaria incidence (AMI) and independent variables in Hekou, Yunnan Province, China

From: Malaria from hyperendemicity to elimination in Hekou County on China–Vietnam border: an ecological study

Relationship between R (95% CI) R2 (95% CI) P value
1952–2013
 AMI and NGDP −0.6845 (−0.7978, −0.6845) 0.4685 (0.4685, 0.6366) <0.0001
 AMI and NUR −0.7014 (−0.8093, −0.7014) 0.4919 (0.4919, 0.6550) <0.0001
 AMI and YNGDP −0.6802 (−0.7949, −0.6802) 0.4627 (0.4627, 0.6319) <0.0001
 AMI and YNUR −0.6892 (−0.8011, −0.6892) 0.4750 (0.4750, 0.6417) <0.0001
1958–2013
 AMI and BPA −0.5563 (−0.7147, −0.3437) 0.3095 (0.1181, 0.5108) <0.0001
2000–2013
 AMI and NGDP −0.8939 (−0.9662, −0.6911) 0.7990 (0.4776, 0.9336) <0.0001
 AMI and NUR −0.8770 (−0.9630, −0.6479) 0.7692 (0.4198, 0.9274) <0.0001
 AMI and YNGDP −0.8933 (−0.9660, −0.6895) 0.7980 (0.4755, 0.9332) <0.0001
 AMI and YNUR −0.8919 (−0.9656, −0.6859) 0.7954 (0.4705, 0.9323) <0.0001
 AMI and BPA −0.8587 (−0.9544, −0.6027) 0.7374 (0.3633, 0.9109) <0.0001
 AMI and NGDP with BPA −0.9103 (−0.9716, −0.7345) 0.8286 (0.5394, 0.9440) <0.0001
 AMI and NUR with BPA −0.9055 (−0.9700, −0.7216) 0.8199 (0.5207, 0.9410) <0.0001
  1. R correlation coefficient, R 2 coefficient of determination, 95% CI 95% confidence interval, NGDP national gross domestic product, NUR national urbanization rate, YNGDP Yunnan Provincial gross domestic product, YNUR Yunnan Provincial urbanization rate, BPA banana planting area