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Table 3 Pearson correlation coefficients for the different components of the RHI measured. Coefficients estimated to be statistically significantly different from 0 are bolded

From: A measure for quantifying the impact of housing quality on respiratory health: a cross-sectional study

  unflued any mould underfloor insulation underfloor fungi a lot in shade a little in shade musty very damp a little damp major leaks minor leaks ponding
unflued 1.00 0.06 0.11 0.00 0.07 0.08 0.04 −0.01 0.02 −0.02 0.00 0.01
any mould 0.06 1.00 0.01 0.11 0.06 0.07 0.09 0.11 0.03 0.06 0.00 0.05
underfloor insulation 0.11 0.01 1.00 0.07 0.08 0.12 0.07 0.05 0.12 0.09 0.04 −0.05
underfloor fungi 0.00 0.11 0.07 1.00 0.02 0.06 0.00 0.05 0.03 0.02 0.03 0.05
a lot in shade 0.07 0.06 0.08 0.02 1.00 * 0.07 0.00 0.05 0.06 −0.03 −0.02
a little in shade 0.08 0.07 0.12 0.06 * 1.00 0.03 0.05 0.04 0.06 0.02 −0.04
musty 0.04 0.09 0.07 0.00 0.07 0.03 1.00 0.17 0.15 0.10 0.09 −0.01
very damp −0.01 0.11 0.05 0.05 0.00 0.05 0.17 1.00 * 0.18 0.05 0.03
a little damp 0.02 0.03 0.12 0.03 0.05 0.04 0.15 * 1.00 0.03 0.12 0.05
major leaks −0.02 0.06 0.09 0.02 0.06 0.06 0.10 0.18 0.03 1.00 * −0.02
minor leaks 0.00 0.00 0.04 0.03 −0.03 0.02 0.09 0.05 0.12 * 1.00 0.00
ponding 0.01 0.05 −0.05 0.05 −0.02 −0.04 −0.01 0.03 0.05 −0.02 0.00 1.00
  1. *These coefficients are not calculated as they are artefactual of the measurement (viz., the same house cannot be both “a little” and “a lot”/“very” at the same time).