Table 3 Estimates of regression coefficients by linear mixed model for functional outcomes and health perception (Spitzer Index) scores

From: Quality of life after curative gastrectomy for gastric cancer in a randomised controlled trial

 

Estimate

s.e.

P>F

Effect on functional outcomes

 Intercept

13.4639

1.6958

<0.0001

 Time

5.0898

0.9718

<0.0001

 Time2

−0.4664

0.1229

0.0002

 Node dissection (D3)

−0.2386

0.3832

0.5338

 Node dissection*time

0.0825

0.1776

0.6423

 Node dissection*time2

−0.0190

0.0223

0.3941

 Scope of gastrectomy (subtotal)

2.0668

0.4825

<0.0001

 Scope of gastrectomy*time

−0.5924

0.2276

0.0095

 Scope of gastrectomy*time2

0.0616

0.0295

0.0368

 Gender (male)

1.6467

0.3255

<0.0001

 Gross appearance (Borrmann III and IV)

−0.7142

0.3381

0.0352

 Gross appearance*time

0.1696

0.0594

0.0044

 Age*time

−0.0175

0.0066

0.0079

 Age*time2

0.0011

0.0009

0.2284

 Hemipancreaticosplenectomy (yes)

−1.4653

0.6907

0.0344

 Baseline

0.2834

0.0670

<0.0001

 Baseline*time

−0.1189

0.0333

0.0004

 Baseline*time2

0.0124

0.0041

0.0021

Effect on health perception (Spitzer Index) scores

 Intercept

8.0906

0.3663

<0.0001

 Time

0.1879

0.0475

0.0001

 Time2

−0.0254

0.0065

0.0002

 Node dissection (D3)

−0.0547

0.0951

0.5652

 Node dissection*time

−0.0662

0.0633

0.2956

 Node dissection*time2

0.0150

0.0085

0.0784

 Scope of gastrectomy (subtotal)

0.1074

0.0655

0.1016

 Gender (male)

0.2281

0.0585

0.0001

 Gross appearance (Borrmann III and IV)

−0.1361

0.0479

0.0047

 Age

−0.0056

0.0023

0.0137

 Marital status (married)

0.2642

0.0929

0.0047

 Hemipancreaticosplenectomy (yes)

−0.6687

0.1638

<0.0001

 Hemipancreaticosplenectomy*time

0.1346

0.0598

0.0250

 Baseline

0.1396

0.0321

<0.0001

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