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Table 2 Associations between PLT, WBC, PWR, and sarcopenia parameters in the BEH program

From: Association between platelet, white blood cell count, platelet to white blood cell ratio and sarcopenia in community-dwelling older adults: focus on Bushehr Elderly Health (BEH) program

Independent Variables

Quartiles

PLT

Analytic Model

Q1 ≤ 220

220 < Q2 < 259

259≤Q3 ≤ 300

Q4 > 300

P-value for trend

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

Unadjusted

1 (reference)

–

.86(.68 to 1.10)

0.242

.91 (.72 to 1.14)

0.433

1.07(.84to 1.34)

0.564

0.546

Model 1

1(reference)

–

1.00 (.77 to 1.28)

0.987

1.14 (.88 to 1.46)

0.306

1.40 (1.08 to 1.81)

0.009

0.007

Model 2

1(reference)

–

1.13 (.84 to 1.52)

0.390

1.24 (.92 to 1.66)

0.143

1.62 (1.20 to 2.18)

0.002

0.002

Model 3

1(reference)

–

1.24 (.82 to 1.86)

0.300

1.46 (.98 to 2.18)

0.062

1.87 (1.23 to 2.84)

0.003

0.003

Model 4

1(reference)

–

1.25 (.83 to 1.88)

0.275

1.45 (.97 to 2.17)

0.066

1.82 (1.20 to 2.78)

0.005

0.004

WBC

Analytic Model

Q1 ≤ 6.1

6.1 < Q2 < 7.3

7.3≤Q3 ≤ 8.4

Q4 > 8.4

P-value for trend

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

Unadjusted

1 (reference)

–

.87 (.69 to 1.09)

0.248

.88 (.69 to 1.11)

0.295

.81 (.64 to 1.03)

0.093

0.112

Model 1

1(reference)

–

.87 (.68 to 1.11)

0.281

.91(.71 to 1.16)

0.460

.82 (.64 to 1.05)

0.123

0.169

Model 2

1(reference)

–

.86 (.65 to 1.14)

0.317

.94 (.71 to 1.25)

0.712

.95 (.71 to 1.27)

0.759

0.883

Model 3

1(reference)

–

.85 (.61 to 1.19)

0.373

.82 (.59 to 1.15)

0.264

.93 (.66 to 1.29)

0.672

0.598

Model 4

1(reference)

–

.86 (.59 to 1.27)

0.469

1.16 (.78 to 1.73)

0.444

1.13 (.76 to 1.67)

0.541

0.335

PWR

Analytic Model

Q1 ≤ 29.46

29.46 < Q2 < 36

36≤Q3 ≤ 43.28

Q4 > 43.28

P-value for trend

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

OR (95% CI)

P-value

Unadjusted

1 (reference)

–

1.07 (.84 to 1.36)

0.555

1.05 (.82 to 1.33)

0.666

1.24 (.98 to 1.57)

0.070

0.094

Model 1

1(reference)

–

1.12 (.87 to 1.44)

0.361

1.19 (.92 to 1.538)

0.176

1.55 (1.20 to 2.00)

0.001

0.001

Model 2

1(reference)

–

1.15 (.85 to 1.54)

0.345

1.31 (.97 to 1.76)

0.073

1.62 (1.20 to 2.18)

0.001

0.001

Model 3

1(reference)

–

.99 (.66 to 1.48)

0.974

1.31 (.88 to 1.96)

0.178

1.62 (1.07 to 2.46)

0.022

0.009

Model 4

1(reference)

–

.98 (.65 to 1.46)

0.922

1.31 (.88 to 1.96)

0.180

1.57 (1.03 to 2.40)

0.035

0.015

  1. Multivariate logistic regression was used for analysis
  2. Model 1 adjusted for age, marital, and sex
  3. Model 2 adjusted for Model 1+ smoking, metabolic syndrome, and the number of chronic diseasesa
  4. Model 3 adjusted for Model 2 + anti-inflammatory medications, anti- platelet medications, anti-diabetic medications, anti-hyperlipidemic medications, HTN medications, IADL, and BMI
  5. Model 4 adjusted for Model 3 + Hgb, TG, and creatinine
  6. BEH Bushehr elderly health, PLT platelet, WBC White blood cells, PWR PLT to WBC ratio, HTN Hypertension, IADL Instrumental activities of daily living, WHR waist to hip ratio, BMI Body mass index, Hgb Hemoglobin, HbA1c hemoglobin A1c, HDL high-density lipoproteins, ALK-P Alkaline phosphatase, TG triglycerides
  7. aChronic diseases included: liver diseases, lung diseases, cardiovascular disease, Hypertension,, diabetes mellitus, thyroid diseases, osteoarthritis, and rheumatoid arthritis
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BMC Geriatrics

ISSN: 1471-2318

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