Table 4.

Correlation matrix for the A-DM scale (n = 200).

Variables		r/r pb	p-Value
Patient-related variables	Age	0.154	0.030
	Gender	0.069	0.330
	Body Mass Index	0.151	0.033
	Visible vein diameter (in millimeters)	−0.523	<0.001
	Previous antineoplastic treatment	0.157	0.027
	Comorbidities: Arterial Hypertension	0.072	0.309
	Comorbidities: Dyslipidemia	0.011	0.879
	Comorbidities: Type-2 Diabetes	0.226	0.001
Procedural variables	Caliber (Gauge)	0.517	<0.001
	Insertion site: hand	−0.063	0.375
	Insertion site: forearm	0.027	0.708
	Insertion site: antecubital fossa	0.072	0.311
	First-attempt success	0.512	<0.001
	Number of puncture attempts	0.414	<0.001
	Time for PIVC insertion (in minutes)	−0.016	0.825
	Easiness of puncture	0.620	<0.001
PIVC outcomes	Premature removal	0.336	<0.001
	Complication: infiltration	0.086	0.226
	Complication: phlebitis	0.122	0.085
	Complications (overall)	0.157	0.027

r—Pearson correlation; r_pb—point biserial correlation coefficient.