Table 3: Summary of studies measuring short-term effect on lung function - Figures and Tables

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Table 3: Summary of studies measuring short-term effect on lung function

Outcome	Subjects	Age	Nº studies with change in lung function
Outcome	Subjects	Age	Negative	Positive
*: number of single studies with a p-value < 0.05 References (158, 253, 255, 257, 265, 333, 334, 335, 336, 337, 338, 339, 340, 341, 343, 371, 372, 373, 374,375, 376, 377, 378, 379, 380, 381, 382, 383)
PEFR	Symptomatic	Child	3 (2*)	0
	Healthy	Child	10 (2*)	2 (1*)
	Healthy	Adult	2 (1*)	0
FEV1	Healthy	Child	10 (6*)	0
FEV1	Healthy	Adult	2 (2*)	0

Source: WHO Regional Office for Europe "Health Aspects of Air Pollution" (2003) Chapter 6, Ozone (O₃) Section 6.2 Answer and rationales, Question 12

(For numbered references see pages 58-88)

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