Table 3. Specificity ranking.

Rank	Product name	Value
1[21] Colwell	Cholera Screen	100
2[20] Hasan	Cholera SMART	100
3[16] Hasan	Bengal Screen	100
4[17] Islam	Cholera SMART	100
5[19] Hasan	DFA COLTA	100
6[18] Arya	COAT	100
7[20] Hasan	Cholera SMART	100
8[15] Nato	IP cholera dipstick	96
9[14] Kalluri	SMART	95
10[15] Nato	IP cholera dipstick	92.5
11[16] Hassan	Bengal DFA	89
12[13] Wang	IP O1 cholera dipstick	89
13[15] Nato	IP cholera dipstick	84
14[14] Kalluri	Medicos	79
15[21] Colwell	Cholera Screen	77.8
16[12] Harris	Crystal VC	71–76
17[14] Kalluri	IP dipstick	67
18[21] Colwell	Cholera Screen	60