GURKIRPAL SINGH, M.B.B.S., M.D.; RANJIT KUMAR CHANDRA, M.D.
To the editor: Kremer and associates (1) could have obtained more convincing results with some alterations in their study design. The more sensitive visual analogue scale should have been used to measure pain in preference to the five-point scale. Moreover, there are several advantages in measuring pain relief directly. When pain is measured on two occasions and the second reading is subtracted from the first, the difference is always proportional to the first reading or the initial severity of pain. Also, when pain scores are subtracted, it is assumed that differences in different parts of the scale are equal; that
Learn more about subscription options.
Register Now for a free account.
SINGH G, CHANDRA RK. Fish Oils in Rheumatoid Arthritis. Ann Intern Med. 1988;108:904–905. doi: 10.7326/0003-4819-108-6-904_2
Download citation file:
Published: Ann Intern Med. 1988;108(6):904-905.
Copyright © 2017 American College of Physicians. All Rights Reserved.
Print ISSN: 0003-4819 | Online ISSN: 1539-3704
Conditions of Use
This PDF is available to Subscribers Only