ERF of indoor dampness on respiratory health effects

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Exposure-response function of exposure to indoor dampness and/or mold or mold odor and respiratory health effects. The exposure-response function is expressed as ERF.

Question

What is the association between exposure to indoor dampness and mould in homes and respiratory health effects?

Answer

Exposure-response function

+ Show code- Hide code library(OpasnetUtils) # A package with Opasnet functionalities library(xtable) # A package with table formats library(ggplot2) # A package with fancy graph formats objects.latest("Op_en4716", "calculations") # Get the latest ovariables from code calculations on page Op_en4716. ERFindoorDampnessOnRespiratoryHealthEffects <- EvalOutput(ERFindoorDampnessOnRespiratoryHealthEffects, N = 3) print(xtable(ERFindoorDampnessOnRespiratoryHealthEffects@output, digits = 4), type = 'html') #ERFindoorDampnessOnRespiratoryHealthEffects@output$ERFindoorDampnessOnRespiratoryHealthEffectsResult <- as.numeric(as.character(ERFindoorDampnessOnRespiratoryHealthEffects@output$ERFindoorDampnessOnRespiratoryHealthEffectsResult)) #ERFindoorDampnessOnRespiratoryHealthEffects@output <- ERFindoorDampnessOnRespiratoryHealthEffects@output[colnames(ERFindoorDampnessOnRespiratoryHealthEffects@output) != "Obs"] ggplot(ERFindoorDampnessOnRespiratoryHealthEffects@output[ERFindoorDampnessOnRespiratoryHealthEffects@output$ERFindoorDampnessOnRespiratoryHealthEffects.Parameter == "RR" , ], # Show a bar chart aes(x = Pollutant, y = ERFindoorDampnessOnRespiratoryHealthEffectsResult, fill = Response.metric)) + geom_bar(position="dodge") + theme_grey(base_size = 24) + theme(axis.text.x = element_text(angle = 90, hjust = 1)) ggplot(ERFindoorDampnessOnRespiratoryHealthEffects@output[ERFindoorDampnessOnRespiratoryHealthEffects@output$ERFindoorDampnessOnRespiratoryHealthEffects.Parameter == "UR" , ], # Show a bar chart aes(x = Health.impact, y = ERFindoorDampnessOnRespiratoryHealthEffectsResult, fill = Response.metric)) + geom_bar(position="dodge") + theme_grey(base_size = 24) + theme(axis.text.x = element_text(angle = 90, hjust = 1))

Rationale

Data

ERF of indoor dampness on respiratory health effects: Difference between revisions(OR per yes/no visible dampness and/or mold or mold odor)

Obs	Disease	Response metric	Subjects	Exposure route	Exposure metric	Exposure unit	ERF parameter	Threshold	ERF	Description
1	Upper respiratory tract symptoms		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.70	1.70 (1.44-2.00), No. studies: 13
2	Cough		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.67 (1.49-1.86)	No. studies: 18
3	Cough		Adults	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.52 (1.18-1.96)	No. studies: 6
4	Cough		Children	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.75 (1.56-1.96)	No. studies: 6
5	Wheeze		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.50 (1.38-1.64)	No. studies: 22
6	Wheeze		Adults	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.39 (1.04-1.85)	No. studies: 5
7	Wheeze		Children	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.53 (1.39-1.68)	No. studies: 17
8	Current asthma		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.56 (1.30-1.86)	No. studies: 10
9	Ever-diagnosed asthma		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.37 (1.23-1.53)	No. studies: 8
10	Ever-diagnosed asthma		Children	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.35 (1.20-1.51)	No. studies: -
11	Asthma development		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.34 (0.86-2.10)	No. studies: 4
12	Bronchitis		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.45 (1.32-1.59)	No. studies: -
13	Bronchitis		Children	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.38 (1.28-1.47)	No. studies: -
14	Respiratory infections		All	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.44 (1.31-1.59)	No. studies: -
15	Respiratory infections		Adults	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.49 (1.14-1.95)	No. studies: -
16	Respiratory infections		Children	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.48 (1.33-1.65)	No. studies: -
17	Sensitivity to inhaled antigens		Children	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.33 (1.23-1.44)	No. studies: -
18	Hay fever		Children	Inhalation	visible dampness and/or mold or mold odor	yes/no	OR	0	1.35 (1.18-1.53)	No. studies: -

Page-specific entries (indices that have exactly one value each for the whole variable; usually mentioned in the title and/or in the scope.):

• Pollutant: visible dampness and/or mold or mold odor
• Threshold: 0
• Exposure metric: yes/no
• Exposure route: Inhalation

Unit

OR for yes vs. no visible dampness and/or mold or mold odor

Calculations

+ Show code- Hide code library(OpasnetUtils) library(xtable) ERFindoorDampnessOnRespiratoryHealthEffects <- Ovariable("ERFindoorDampnessOnRespiratoryHealthEffects", ddata = "Op_en4716", getddata = FALSE, save = TRUE) cat("Ovariable ERFindoorDampnessOnRespiratoryHealthEffects saved for later use. Page name: Op_en4716, code name: calculations\n") print(xtable(EvalOutput(ERFindoorDampnessOnRespiratoryHealthEffects, N = 1)@output), type = "html")

See also

• heande:Moisture damage
• Assessment of building policies' effect on dampness and asthma in Europe

Keywords

Dampness and mould, ERF, Respiratory Disease, Asthma, Indoor Environment, Allergy

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