Table 1.
List of included studies
| Study ID | Population | Study setting | Method of diagnosis | Outcome | Study design |
|---|---|---|---|---|---|
| Parasuramalu 2014 [9] |
Aged more than 35 y |
Rural area of Karnataka |
Spirometry |
COPD prevalence – 4% |
Cross-sectional |
| Sinha 2017 [10] |
Aged 46 y and above |
Urban area of Delhi |
Spirometry |
COPD prevalence – 10.10% |
Cross-sectional |
| Viswanathan 2018 [11] |
Aged 35 y and above |
Kerala |
Non- Spirometry |
CB prevalence – 6% |
Cross-sectional |
| Jindal 2012 [12] |
Aged 30 to >65 y |
Rural and Urban area of Rajasthan, Gujarat, Maharashtra, Karnataka, Kerala, TN, Andhra Pradesh, Odisha, WB, Assam, HP |
Non- Spirometry |
CB prevalence – 3.49% |
Cross-sectional |
| Sabde 2008 [17] |
Aged 20- 54 y |
Urban area of Maharashtra |
Non- Spirometry |
CB prevalence - 5.90% |
Cross-sectional |
| Rana 2018 [18] |
Mean age is 38 y |
West Bengal |
Spirometry |
COPD prevalence- 24.60% |
Cross-sectional |
| Sharma 2019 [19] |
Not Available |
Punjab |
Spirometry |
COPD prevalence- 3.17% |
Cross-sectional |
| Mahmood 2017 [20] |
Mean age is more than 50 y |
Uttar Pradesh |
Spirometry |
COPD prevalence- 7% |
Cross-sectional |
| Panigrahi 2018 [21] |
Aged 35-49 y |
Rural area of Maharashtra |
Spirometry |
COPD prevalence- 7.3% |
Cross-sectional |
| Mahesh 2009 [42] |
Aged 40 y and above |
Rural area of Karnataka |
Spirometry |
COPD prevalence- 7.1% |
Cross-sectional |
| Banjare 2014 [43] |
Aged 60 y and above |
Rural area of Odisha |
Non- Spirometry |
COPD prevalence- 20% |
Cross-sectional |
|
|
|
|
|
|
|
| Mahesh 2018 [44] |
Aged 35-80 y |
Rural area of Karnataka |
Spirometry |
CB prevalence- 7.7% |
Cohort |
| Kashyap 2020 [45] |
Aged 35 y and above |
Uttar Pradesh |
Non- Spirometry |
CB prevalence- 13% |
Cross-sectional |
| Koul 2016 [46] |
Aged 40 y and above |
Rural area of Jammu & Kashmir |
Spirometry |
COPD prevalence- 8.40% |
Cross-sectional |
| Mahesh 2013 [47] |
Aged 30 y and above |
Rural area of Karnataka |
Non- Spirometry |
CB prevalence- 3.40% |
Cross-sectional |
|
|
|
|
|
|
|
| Rajavel 2020 [48] |
Mean age is 39 y |
Rural area of Rajasthan |
Spirometry |
Emphysema prevalence- 3.70% |
Cross-sectional |
| Chopra 2017 [49] |
Aged 31 y and above |
NA |
Spirometry |
COPD prevalence- 9% |
Cross-sectional |
| Praveen 2018 [50] |
Aged more than 30 y |
Urban area of Hyderabad |
Spirometry |
COPD prevalence- 11% |
Cross-sectional |
| Christopher 2020 [51] |
Aged more than 30 y |
Rural area of Tamil Nadu |
Spirometry |
COPD prevalence- 9% |
Cross-sectional |
| Mahesh 2014 [52] |
Aged more than 30 y |
Rural area of Karnataka |
Non- Spirometry |
CB prevalence- 11% |
Cross-sectional |
| Jindal 2006 [53] |
Aged more than 35 y |
Rural and Urban area of Chandigarh, Delhi, Kanpur and Bangalore |
Non- Spirometry |
COPD prevalence- 4.10% |
Cross-sectional |
| Medhi 2006 [54] |
Aged more than 60 y |
Urban area of Assam |
Non- Spirometry |
COPD prevalence- 7.60% |
Cross-sectional |
| Johnson 2011 [55] | Aged more than 30 y | Rural area of Tamil Nadu | Spirometry | COPD prevalence- 2.44% | Cross-sectional |
y – years