Table 6.
Summary of studies from different regions of the world
| Reference | Study (year) | Sample size | Diagnostic method | DENV (%) | CHIKV (%) | Coinfection (%) |
|---|---|---|---|---|---|---|
| Southeast Asia | ||||||
| Current study | Varanasi, Uttar Pradesh, India (2016) | 1800 | ELISA | 102 (84.29) | 6 (4.95) | 13 (10.7) |
| [14] | Vellore, India (1964) | 372 | ELISA | 11 (3) | 202 (54) | 7 (2) |
| [15] | Delhi, India (2006) | 69 | RT-PCR | 48 (70) | 17 (25) | 6 (9) |
| [16] | South India (2007) | 713 | ELISA and RT-PCR | 5.16 | - | 2.1 |
| [12] | West Bengal, India (2010) | 550 | ELISA | 104 (18.9) | 131 (23.8) | 68 (12.4) |
| [13] | Tirupati, India (2010) | 331 | ELISA | 40/331 (12.08) | 33/170 (19.4) | 2/72 (2.7) |
| [3] | Pune, India (2010) | 364 | ELISA | 96 | 54 | 25 |
| [17] | Delhi, India (2011) | 87 | ELISA and RT-PCR | 49 | 29 | 10 |
| [18] | Odisha, India (2011-2012) | 174 | ELISA and RT-PCR | 15 | 174 | 2 |
| [19] | Maharashtra and Odisha, India (2013) | 204 | ELISA | 96 (47) | 72 (32) | 43 (19) |
| [5] | Mumbai, India (2010-2015) | 300 | ELISA | 177 (59) | 6 (2) | 20 (6.7) |
| RT-PCR | 21 (7) | 105 (35) | 30 (10) | |||
| [20] | Sri Lanka (2006-2007) | 54 | ELISA | 20 | 21 | 3 |
| [21] | Myanmar (2010) | 116 | ELISA | 47 (40) | 6 (5) | 7 (6) |
| [22] | Thailand (2009) | 50 | ELISA | 10 | 32 | 1 |
| Eastern Mediterranean | ||||||
| [23] | Yemen (2012) | 440 | ELISA and RT-PCR | 116 (29) | 49 (12) | 13 (3.25) |
| The Americas | ||||||
| [24] | St. Martin (2013-2014) | 1502 | ELISA and RT-PCR | 570 (38) | 65 (4) | 16 |
| Africa | ||||||
| [25] | Gabon (2007) | 733 | RT-PCR | 257 | 54 | 28 |
| [26] | Gabon, Africa (2007-2010) | 4287 | RT-PCR | 376 (8.3) | 1567 (36.6) | 37 (0.9) |
| [27] | Madagascar (2006) | 38 | ELISA and RT-PCR | 10 | ||
| [28] | Tanzania (2013) | 93-364 | ELISA and RT-PCR | 29 (38.2) | 17 (4.7) | 4.34 (1.0) |
RT-PCR: Reverse transcription-polymerase chain reaction, DENV: Dengue virus, CHIKV: Chikungunya virus