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Table 4 Results of Cross-correlation of military malaria patients and meteorological factors of South Korea (2006–2011)

From: Assessing the impact of meteorological factors on malaria patients in demilitarized zones in Republic of Korea

Weather station

meterological factor

Cross-correlation coefficients of military malaria patients and meteorological factors by time lag

Lag1

Lag2

Lag3

Lag4

Lag5

Lag6

Lag7

Lag8

Lag9

Lag10

Lag11

Lag12

Munsan (Paju)

Average temperature

0.57974

0.35155

0.04358

−0.29142

−0.5619

−0.64975

−0.55559

−0.29692

0.03139

0.30964

0.49777

0.52463

Maximum temperature

0.56266

0.34596

0.05285

−0.28175

−0.55878

−0.65644

−0.55664

−0.29270

0.03924

0.30936

0.49574

0.51516

Minimum temperature

0.58073

0.34165

0.02129

−0.30964

−0.56946

−0.64196

−0.54372

−0.29042

0.03367

0.31436

0.50068

0.52804

Precipitation

0.30709

0.12049

−0.05356

−0.26302

−0.36700

−0.35330

−0.31283

−0.19622

−0.02474

0.18855

0.24974

0.33081

Snow depth

−0.29098

−0.21836

−0.06296

0.1905

0.3665

0.40857

0.25944

0.12656

−0.11301

−0.20772

−0.29325

−0.31238

Wind velocity

0.22814

0.44321

0.52579

0.61399

0.44778

0.25446

−0.07253

−0.2131

−0.31132

−0.26316

−0.17564

−0.06557

Relative humidity

0.36669

0.05854

−0.26161

−0.4935

−0.61343

−0.54843

−0.33246

−0.07683

0.20975

0.41969

0.48565

0.44976

Duration of sunshine

−0.25824

−0.07013

0.10738

0.19772

0.19205

0.09003

0.09689

0.08826

0.02436

−0.09703

−0.0727

−0.14867

Cloud amount

−0.09007

−0.09011

−0.10937

−0.10022

−0.12033

−0.0779

−0.05642

−0.01894

−0.00161

0.00932

0.02754

0.03294

Chuncheon (Hwacheon & Chuncheon)

Average temperature

0.40453

0.17028

−0.08712

−0.36101

−0.52516

−0.55360

−0.43391

−0.18914

0.11511

0.37533

0.52307

0.54965

Maximum temperature

0.39775

0.17289

−0.07968

−0.35042

−0.52654

−0.55914

−0.43723

−0.19351

0.11127

0.36997

0.51275

0.54316

Minimum temperature

0.38967

0.14221

−0.11379

−0.38639

−0.52500

−0.53871

−0.41130

−0.16382

0.13709

0.39590

0.53562

0.54655

Precipitation

0.42634

0.07917

−0.10708

−0.22790

−0.28368

−0.25436

−0.25591

−0.18232

0.04048

0.34549

0.35692

0.26451

Snow depth

−0.27816

−0.15307

0.06974

0.26459

0.33595

0.16506

0.22384

0.10788

−0.17168

−0.21546

−0.30791

−0.29028

Wind velocity

0.14029

0.21942

0.17884

−0.01403

−0.14410

−0.34594

−0.41934

−0.38530

−0.29720

−0.20910

−0.09502

0.02567

Relative humidity

0.07506

−0.20981

−0.32562

−0.40541

−0.25653

−0.11512

0.04494

0.23698

0.38670

0.49291

0.43361

0.27622

Duration of sunshine

0.04313

0.17192

0.18042

0.21115

0.01058

−0.09447

−0.09895

−0.11490

−0.13595

−0.15572

−0.08456

0.03621

Cloud amount

0.38957

0.19240

−0.00265

−0.25102

−0.27639

−0.34421

−0.33002

−0.16087

0.04080

0.27608

0.41410

0.39907