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Table 4 OS analysis for patients with colon cancer

From: The platelet to lymphocyte ratio is a potential inflammatory marker predicting the effects of adjuvant chemotherapy in patients with stage II colorectal cancer

Characteristics

 

RMSTb (95%CI)

HRc (95%CI)

P valuea

Interaction p

Non-chemotherapy

Chemotherapy

Total

–

55.2 (52.8–57.0)

56.9 (55.2–58.0)

0.612 (0.321–1.168)

0.132

–

Sex

Male

55.0 (51.1–57.2)

56.7 (54.3–58.2)

0.636 (0.269–1.502)

0.298

0.887

Female

55.4 (51.1–57.7)

57.2 (54.5–58.6)

0.599 (0.225–1.599)

0.301

 

Age (years)

≤55

52.0 (40.0–57.2)

57.5 (54.0–58.9)

0.262 (0.062–1.107)

0.050

0.179

56–60

56.0 (38.7–59.5)

57.0 (52.2–58.9)

0.849 (0.095–7.617)

0.884

 

61–65

55.4 (43.1–58.8)

55.7 (51.1–57.8)

0.882 (0.176–4.421)

0.879

 

66–70

52.9 (45.9–56.5)

–

0.015 (0.001–10.71)

0.014

 

> 70

56.8 (53.0–58.5)

54.9 (47.8–58.0)

1.569 (0.442–5.569)

0.482

 

Size (cm)

≤5.0

55.6 (51.7–57.6)

56.3 (53.7–57.9)

0.849 (0.341–2.114)

0.724

0.254

> 5.0

53.7 (50.5–55.8)

56.3 (54.5–57.5)

0.452 (0.178–1.146)

0.086

 

Differentiation

Well-moderate

53.9 (52.0–55.4)

56.3 (55.2–57.2)

0.621 (0.310–1.246)

0.175

0.990

Poor

52.0 (43.2–56.6)

54.7 (46.8–57.8)

0.594 (0.099–3.561)

0.564

 

T category

3

56.4 (53.7–58.0)

57.6 (55.5–58.6)

0.581 (0.116–2.907)

0.504

0.746

4

51.8 (49.2–54.0)

55.6 (54.2–56.8)

0.575 (0.284–1.165)

0.119

 

CEAd (ng/mL)

< 5

54.6 (51.9–56.4)

56.7 (55.3–57.8)

0.606 (0.219–1.675)

0.329

0.522

≥5

53.5 (50.1–55.7)

55.1 (52.8–56.8)

0.793 (0.305–2.061)

0.633

 

Examined lymph nodes

< 12

52.0 (47.5–54.9)

53.6 (50.2–55.6)

0.626 (0.216–1.816)

0.383

0.949

≥12

54.5 (52.3–56.0)

57.1 (55.9–57.9)

0.670 (0.293–1.534)

0.340

 

PLRe

≤130

56.0 (53.6–57.6)

56.0 (54.3–57.2)

1.093 (0.328–3.647)

0.885

0.276

> 130

51.3 (47.8–53.7)

56.5 (54.8–57.7)

0.464 (0.211–1.024)

0.051

 
  1. a P value of the log-rank test
  2. b RMST: the restricted mean survival time
  3. c HR: Hazard Ratio, chemotherapy patients vs. non-chemotherapy patients
  4. d CEA: carcinoembryonic antigen
  5. e PLR: platelet to lymphocyte ratio