Table 3. Pattern of drug resistance in the study.
| Parameters | Drug resistance pattern1
|
Total (N/%) | ||
|---|---|---|---|---|
| Mono drug | Polydrug | MDRTB | ||
| Patient Origin | ||||
| Saudi | 23 | 5 | 9 | 37(17.6) |
| Non Saudi | 51 | 14 | 4 | 69(21.9) |
| Total | 74 (14.1) | 19 (3.6) | 13 (2.5) | 106 (20.2) |
| P value | 0.115 | 0.313 | 0.060 | |
| Lineages 2 | ||||
| Indo-Oceanic | 15 | 1 | 3 | 19(16.7) |
| East African Indian | 18 | 7 | - | 25 (21.9) |
| East Asian | 5 | - | 4 | 9 (7.9) |
| Euro-American | 36 | 11 | 6 | 53 (46.5) |
| P value | 0.509 | 0.141 | 0.005 | |
1
Drugs used for susceptibility testing, Streptomycin, Isoniazid, Rifampicin and Ethambutol, poly-resistance- resistance to more than one drug, MDRTB- resistance to both INH and RIF
2
Lineages found in this study are defined as, Indo-Oceanic lineage- EAI; East African Indian-CAS (Delhi/CAS); East Asian-Beijing; Euro-American–Haarlem, Ghana, LAM, S, Uganda-I and Cameroon.