Table 2: Association of PLTs and Ferritin with demographic and hematologic parameters among first group donors.
| 
 Parameters 
  | 
 PLTs  | 
 Ferritin  | 
| 
 Age  | 
 -0.086 (0.56)  | 
 -0.008 (0.96)  | 
| 
 BMI  | 
 0.441 (0.002)  | 
 0.146 (0.28)  | 
| 
 SBP  | 
 -0.134 (0.37)  | 
 -0.036 (0.81)  | 
| 
 DBP  | 
 -0.244 (0.09)  | 
 0.030 (0.84)  | 
| 
 Hb  | 
 -0.093 (0.53)  | 
 -0.051 (0.73)  | 
| 
 RBCs  | 
 0.279 (0.056)  | 
 -0.009 (0.95)  | 
| 
 HCT  | 
 0.180 (0.22)  | 
 0.066 (0.65)  | 
| 
 MCV  | 
 -0.208 (0.16)  | 
 0.085 (0.56)  | 
| 
 MCH  | 
 -0.271 (0.06)  | 
 0.023 (0.87)  | 
| 
 MCHC  | 
 -0.305 (0.036)  | 
 -0.071 (0.62)  | 
| 
 RDW-CV  | 
 -0.109 (0.45)  | 
 -0.228 (0.12)  | 
| 
 WBCs  | 
 0.192 (0.19)  | 
 -0.058 (0.69)  | 
| 
 PLTs  | 
 __________  | 
 -0.175 (0.22)  | 
Data presented represent b values (p values) assessed by linear regression; b) Coefficient for the relationship between the dependent variables (demographic and hematologic parameters) and the independent variables (PLTs and Ferritin).