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Table 2 Main results

From: Prevalence of chronic respiratory disease using case-finding tools in adults living with noncommunicable disease in low- and middle-income countries: a systematic review

Author (year)

Country

Population characteristics

Case-finding tool used

Individuals identified with CRD

Confirmed CRD

Prevalence (95% CI)

NCD included

Individuals screened

Mean age

± SD

Sex male (%)

Sharma et al. (2017)

India

End-stage CKD

n = 50

45.8 ± 10.0

n = 32 (64)

Spirometry

n = 44

Post-dialysis:

Restrictive disorder (n = 41)1

Obstructive or mixed disorder (n = 3) 1

82% (69.2–90.2)

6% (2-16.2)

Fernandes et al. (2018)

Brazil

CAD

(presence of risk-factor/

investigation)

n = 205

64.5 ± 9.82

n = 113 (55)2

Spirometry

n = 58

Persistent obstructive disorder (n = 23) 1

PRISm (n = 35)

11% (7.5–16.2)

17%(12.5–22.8)

Martins et al. (2022)

Brazil

Hypertension

n = 1.162

62.3 ± 10.1

n = 378 (32,5)

Spirometry

Other tool used

CAPTURE

CDQ

SBQ

COPD-SQ

Peak flow

Microspirometry

CAPTURE + Peak flow

CDQ + Peak flow

SBQ + Peak flow

COPD-SQ + Peak flow

CAPTURE + Microspirometry

CDQ + Microspirometry

SBQ + Microspirometry

COPD-SQ + Microspirometry

n = 91

n = 48

n = 40

n = 60

n = 62

n = 35

n = 40

n = 25

n = 20

n = 31

n = 31

n = 24

n = 23

n = 32

n = 33

Asthma (n = 12)

Asthma/COPD overlap (n = 19)

COPD (n = 60)

1% (0.59–1.8)

1.6% (1- 2.5)

5.2% (4-6.6)

  1. NCD, noncommunicable disease; SD, standard deviation; CRD, chronic respiratory disease; CI, confidence interval; CKD, chronic kidney disease; n, number of individuals; CAD, coronary artery disease; PRISm: preserved ratio but impaired spirometry; CAPTURE, COPD Assessment in Primary Care To Identify Undiagnosed Respiratory Disease and Exacerbation Risk; CDQ, COPD Diagnostic Questionnaire; SBQ, Symptom-based questionnaire; COPD-SQ, COPD Screening Questionnaire; COPD, chronic obstructive pulmonary disease; 1 - terminology in relation to spirometry is as used in the original paper. 2 - only presented data on the mean age and sex in relation to the total sample included