Skip to main content

Table 5 Correlation between (oo)cysts concentration and physicochemical parameters

From: Presence of Cryptosporidium parvum and Giardia lamblia in water samples from Southeast Asia: towards an integrated water detection system

Country

Type of water

Correlation of (oo)cyst concentration and physicochemical parameter(s)

 

Oocyst

Cyst

Chlorine

Ammonia

Nitrate

Nitrite

DO

TDS

Salinity

Turbidity

Malaysia

Treated

Oocyst

1.000

         

Cyst

0

1.000

        

Chlorine

0

0

1.000

       

Ammonia

0

0

−0.183

1.000

      

Nitrate

0

0

0.182

−0.261

1.000

     

Nitrite

0

0

−0.171

−0.155

−0.284

1.000

    

DO

0

0

0.224

−0.305

0.303

−0.367

1.000

   

TDS

0

0

−0.010

−0.196

−0.088

−0.111

0.027

1.000

  

Salinity

0

0

−0.344

0.181

−0.433

−0.113

−0.488

0.733

1.000

 

Turbidity

0

0

−0.181

−0.232

0.237

−0.191

0.846

−0.255

−0.583

1.000

Untreated

Oocyst

1.000

         

Cyst

0.590

1.000

        

Chlorine

−0.031

−0.099

1.000

       

Ammonia

0.421

0.742

0.181

1.000

      

Nitrate

0.441

0.603

0.082

0.434

1.000

     

Nitrite

0.473

0.614

0.172

0.597

0.851

1.000

    

DO

−0.022

−0.078

−0.307

−0.317

−0.126

−0.326

1.000

   

TDS

0.156

0.284

0.221

0.327

−0.076

−0.042

0.217

1.000

  

Salinity

0.270

0.458

0.448

0.657

0.133

0.337

−0.388

0.718

1.000

 

Turbidity

−0.043

−0.081

0.228

−0.005

0.040

−0.027

−0.292

0.226

0.240

1.000

Thailand

Treated

Oocyst

1.000

         

Cyst

0

1.000

        

Chlorine

0

0

1.000

       

Ammonia

0

0

−0.221

1.000

      

Nitrate

0

0

0.735

0.037

1.000

     

Nitrite

0

0

0.518

0.444

0.772

1.000

    

DO

0

0

−0.088

−0.244

−0.118

0.085

1.000

   

TDS

0

0

−0.027

0.236

0.639

0.550

−0.087

1.000

  

Salinity

0

0

−0.044

0.259

0.627

0.535

−0.103

0.998

1.000

 

Turbidity

0

0

−0.008

0.306

−0.233

0.173

−0.077

−0.200

−0.215

1.000

Untreated

Oocyst

1.000

         

Cyst

0.838

1.000

        

Chlorine

0.037

0.117

1.000

       

Ammonia

0.153

0.179

0.120

1.000

      

Nitrate

−0.034

0.031

0.423

0.299

1.000

     

Nitrite

0.137

0.169

0.404

0.446

0.657

1.000

    

DO

−0.072

−0.035

−0.124

−0.242

−0.037

−0.148

1.000

   

TDS

−0.147

−0.176

0.262

−0.252

0.090

0.162

0.200

1.000

  

Salinity

0.205

0.215

−0.185

0.135

−0.295

−0.180

0.410

−0.166

1.000

 

Turbidity

0.251

0.334

0.207

0.347

0.067

0.232

0.171

−0.096

0.517

1.000

Philippines

Treated

Oocyst

1.000

         

Cyst

1.000

1.000

        

Chlorine

−0.339

−0.339

1.000

       

Ammonia

−0.155

−0.155

−0.259

1.000

      

Nitrate

0.993

0.993

−0.260

−0.178

1.000

     

Nitrite

0.272

0.272

−0.146

−0.414

0.199

1.000

    

DO

−0.445

−0.445

0.164

−0.098

−0.407

−0.463

1.000

   

TDS

0.447

0.447

0.342

−0.033

0.436

0.481

−0.532

1.000

  

Salinity

0.447

0.447

0.338

−0.048

0.435

0.497

−0.539

1.000

1.000

 

Turbidity

−0.359

−0.359

−0.251

−0.452

−0.364

0.011

0.388

−0.827

−0.816

1.000

Untreated

Oocyst

1.000

         

Cyst

0.516

1.000

        

Chlorine

0.310

−0.113

1.000

       

Ammonia

0.297

0.450

0.330

1.000

      

Nitrate

0.191

0.325

0.570

0.500

1.000

     

Nitrite

0.107

0.720

−0.020

0.614

0.578

1.000

    

DO

−0.354

0.084

−0.879

−0.507

−0.533

−0.016

1.000

   

TDS

0.188

−0.134

0.484

−0.042

0.547

−0.128

−0.408

1.000

  

Salinity

0.151

−0.159

0.527

0.121

0.059

−0.057

−0.470

−0.105

1.000

 

Turbidity

0.337

0.127

0.600

0.690

0.288

0.146

−0.596

0.138

0.252

1.000

Vietnam

Treated

Oocyst

1.000

         

Cyst

0

1.000

        

Chlorine

0

0

1.000

       

Ammonia

0

0

−0.939

1.000

      

Nitrate

0

0

−0.302

0.187

1.000

     

Nitrite

0

0

1.000

−0.937

−0.312

1.000

    

DO

0

0

−0.361

0.642

0.141

−0.360

1.000

   

TDS

0

0

−0.353

0.101

−0.305

−0.349

−0.661

1.000

  

Salinity

0

0

−0.287

−0.022

−0.086

−0.286

−0.779

0.960

1.000

 

Turbidity

0

0

0.996

−0.952

−0.357

0.996

−0.428

−0.266

−0.207

1.000

Untreated

Oocyst

1.000

         

Cyst

0

1.000

        

Chlorine

0

0.084

1.000

       

Ammonia

0

0.648

0.807

1.000

      

Nitrate

0

0.181

0.965

0.847

1.000

     

Nitrite

0

0.500

0.782

0.876

0.882

1.000

    

DO

0

−0.628

0.274

−0.176

0.031

−0.332

1.000

   

TDS

0

0.531

0.761

0.879

0.867

0.999

−0.365

1.000

  

Salinity

0

0.531

0.760

0.879

0.867

0.999

−0.367

1.000

1.000

 

Turbidity

0

−0.018

0.978

0.730

0.971

0.801

0.219

0.778

0.778

1.000

  1. Treated water includes drinking water, water dispenser, mineral water, tap water and swimming pools
  2. Untreated water includes rain water, springs, wells, recreational lake, rivers, waterfalls, canals/channels and effluent water