Table 3 Exploratory Factor Analysis summary information for each factor solution identified: sums of squared loadings, proportion variance explained and cumulative variance (GCSI dataset, 2019, N = 172)
From: Can severity of a humanitarian crisis be quantified? Assessment of the INFORM severity index
Factors | Three-Factor Solution | Four-Factor Solution | Five-Factor Solution | Six-Factor Solution | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sums of Squared Loadings | Proportion Variance Explained | Cumulative Variance Explained | Sums of Squared Loadings | Proportion Variance Explained | Cumulative Variance Explained | Sums of Squared Loadings | Proportion Variance Explained | Cumulative Variance Explained | Sums of Squared Loadings | Proportion Variance Explained | Cumulative Variance Explained | |
Factor 1 | 4.76 | 0.15 | 0.15 | 4.55 | 0.14 | 0.14 | 2.49 | 0.08 | 0.08 | 4.6 | 0.14 | 0.14 |
Factor 2 | 3.67 | 0.11 | 0.26 | 3.81 | 0.12 | 0.26 | 4.66 | 0.15 | 0.23 | 2.45 | 0.08 | 0.22 |
Factor 3 | 6.56 | 0.20 | 0.46 | 6.58 | 0.21 | 0.47 | 3.37 | 0.11 | 0.34 | 5.57 | 0.18 | 0.4 |
Factor 4 | – | – | – | 1.97 | 0.06 | 0.53 | 5.96 | 0.19 | 0.53 | 1.84 | 0.06 | 0.46 |
Factor 5 | – | – | – | – | – | – | 1.97 | 0.06 | 0.59 | 3.18 | 0.10 | 0.56 |
Factor 6 | – | – | – | – | – | – | – | – | – | 2.02 | 0.06 | 0.62 |