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Table 4 Correlating patient’s clinical data with ISI, global PSQI and its subscales, BDI, and Taylor Manifest Anxiety Scale

From: Sleep quality among psoriasis patients: excluding the immunosuppressive therapy effect

 

Age

Psoriasis duration in months

Education (years)

PASI

BSA (%)

BMI

PDI

ISI

 Correlation Coefficient

-0.043

-0.043

-0.160

0.163

0.029

0.121

0.245

 Pvalue

0.670

0.670

0.113

0.106

0.778

0.231

0.014

 N

100

100

100

100

100

100

100

PSQI-global

 Correlation Coefficient

-0.095

-0.095

-0.054

-0.092

-0.193

0.091

0.054

 Pvalue

0.349

0.349

0.591

0.365

0.055

0.370

0.595

 N

100

100

100

100

100

100

100

Subjective sleep quality

 Correlation Coefficient

-0.064

-0.064

-0.092

0.037

-0.064

0.082

0.101

 Pvalue

0.524

0.524

0.362

0.717

0.524

0.420

0.318

 N

100

100

100

100

100

100

100

Sleep latency

 Correlation Coefficient

-0.118

-0.118

0.031

0.028

-0.038

0.217

0.085

 Pvalue

0.242

0.242

0.762

0.782

0.709

0.030

0.401

 N

100

100

100

100

100

100

100

Sleep duration

 Correlation Coefficient

0.080

0.080

-0.012

-0.043

-0.144

-0.115

0.047

 Pvalue

0.427

0.427

0.904

0.668

0.154

0.253

0.639

 N

100

100

100

100

100

100

100

Habitual sleep efficiency

 Correlation Coefficient

0.000

0.000

0.029

-0.120

-0.210

-0.051

-0.064

 Pvalue

0.999

0.999

0.776

0.236

0.036

0.616

0.530

 N

100

100

100

100

100

100

100

Sleep disturbance

 Correlation Coefficient

-0.117

-0.117

0.032

-0.056

-0.155

0.214

-0.014

 Pvalue

0.247

0.247

0.755

0.582

0.123

0.033

0.890

 N

100

100

100

100

100

100

100

Use of sleeping medication

 Correlation Coefficient

-0.155

-0.155

-0.098

-0.035

-0.077

0.238

0.052

 Pvalue

0.123

0.123

0.333

0.732

0.449

0.017

0.611

 N

100

100

100

100

100

100

100

Daytime dysfunction

 Correlation Coefficient

0.055

0.055

-0.147-

-0.136-

-0.053-

-0.106-

-0.021-

 Pvalue

0.584

0.584

0.144

0.176

0.603

0.295

0.835

 N

100

100

100

100

100

100

100

BDI

 Correlation Coefficient

-0.046-

-0.046-

-0.021-

-0.146-

-0.145-

0.087

0.203

 Pvalue

0.651

0.651

0.838

0.146

0.149

0.392

0.043

 N

99

99

100

100

100

100

100

Taylor Manifest Anxiety Scale

 Correlation Coefficient

-0.017

-0.017

-0.017

0.043

0.011

0.097

0.278

 Pvalue

0.869

0.869

0.870

0.674

0.915

0.339

0.005

 N

99

99

100

100

100

100

100