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Table 8 Factor loadings of Q-mode factor analysis after Varimax rotation

From: Quantitative analysis of some important metals and metalloids in tobacco products by inductively coupled plasma-mass spectrometry (ICP-MS)

Sample Code

D1

D2

T1

−0.243

−0.485

T2

−0.706

0.117

T3

−0.196

−0.398

T4

−0.473

−0.186

T5

−0.636

1.003

T6

−0.349

0.086

T7

−0.593

0.397

T8

−0.099

−0.314

T9

−0.673

0.608

T10

−0.227

−0.474

T11

−0.404

−0.817

T12

−0.001

−0.560

T13

−0.763

1.376

T14

−0.407

−0.786

T15

−0.678

0.714

T16

−0.020

0.044

T17

0.067

−0.173

T18

−0.265

−0.426

T19

−0.371

−0.220

T20

−0.395

−0.688

T21

−0.361

−0.122

T22

−0.447

−0.447

T23

−0.622

−0.265

T24

−0.566

0.525

T25

−0.334

−0.604

T26

−0.566

0.333

I1

−0.640

0.928

I2

−1.212

2.712

I3

−0.814

1.646

I4

−0.829

2.243

I5

−0.697

0.756

I6

−1.050

2.562

B1

−0.159

−0.571

B2

0.242

−0.506

B3

0.419

0.520

N1

0.115

−0.562

N2

0.524

−0.673

N3

0.069

−0.574

N4

−0.166

−1.469

N5

−0.302

−1.410

N6

0.094

−1.535

N7

2.844

1.279

N8

2.920

1.304

N9

2.404

−0.501

N10

1.626

1.280

N11

1.073

0.088

N12

0.796

−0.375

N13

3.718

−0.089

IN1

0.725

0.129

IN2

0.230

−0.312

IN3

0.676

0.488

G1

−0.871

−1.385

G2

−0.085

−1.791

G3

−0.531

−1.496

G4

−0.790

−0.920

Eigenvalue

5.780

2.000

Variability (%)

44.854

19.888

Cumulative Variance (%)

44.854

64.742

  1. Values in bold show samples with low loadings in Factor 1 but high loadings in Factor 2.