MTX + HCQ

MTX + ADA

Discontinued medication

Continued medication

p

Discontinued medication

Continued medication

p

N (%)

14

(100)

656

(100)

6

(100)

363

(100)

Surgery type (%)

0.75^b

0.30^b

Orthopedic

12

(86)

520

(79)

5

(83)

286

(79)

Others

2

(14)

136

(21)

1

(17)

77

(21)

Days post-op hospitalization

0.7^c

0.5^c

Mean (SD)

4.9

(4.25)

4.97

(6.24)

5

(2.12)

5.11

(5.11)

Death within 90 days of surgery

0.33^b

1^b

No

13

(93)

638

(97)

6

(100)

362

(100)

Yes

1

(7)

18

(3)

0

(0)

1

(0)