Table 3.

Correlations between the parameters of disease activity, systemic immune-inflammation index, hand grip strength, physical activity level and nutritional status values in patients with rheumatoid arthritis.

r/p	CDAI	SDAI	SII	HGS	PAL
Energy (kcal)	−0.19/0.04	−0.21/0.03	0.039/0.7	0.20/0.03	0.20/0.04
Protein (g)	−0.12/0.20	−0.17/0.07	−0.09/0.36	0.16/0.09	0.15/0.11
Carbohydrate (g)	−0.08/0.39	−0.10/0.28	0.10/0.27	0.17/0.08	0.11/0.24
Oil (g)	−0.19/0.04	−0.20/0.04	0.03/0.76	0.18/0.04	0.19/0.04
Fiber (g)	0.00/0.97	−0.05/0.57	−0.01/0.86	0.06/0.51	0.17/0.08
Saturated oil	−0.09/0.32	−0.10/0.30	0.04/0.64	0.01/0.85	0.06/0.55
MUFAs (g)	−0.15/0.11	−0.18/0.06	−0.13/0.18	0.23/0.21	0.17/0.04
PUFAs (g)	−0.08/0.41	−0.07/0.46	−0.22/0.02	0.27/0.00	0.29/0.00
Omega 3 (g)	−0.20/0.04	−0.18/0.04	−0.21/0.02	0.22/0.02	0.21/0.02
Omega 6 (g)	0.19/0.04	0.18/0.03	0.20/0.03	−0.28/0.00	−0.31/0.00
Carotene (mg)	0.05/0.57	0.00/0.93	−0.20/0.04	0.13/0.17	0.14/0.14
Vit. B6 (mg)	−0.07/0.47	−0.13/0.19	−0.09/0.34	−0.04/0.65	−0.00/0.98
Vit. B12 (µg)	−0.22/0.02	−0.26/0.00	−0.08/0.38	0.08/0.39	0.3/0.76
Vit. C (mg)	0.053/0.6	−0.01/0.89	−0.00/0.93	0.05/0.58	0.07/0.48
Vit. E (mg)	−0.09/0.32	−0.11/0.24	−0.19/0.04	0.33/<0.001	0.33/<0.001
Calcium (mg)	−0.21/0.02	−0.22/0.02	−0.01/0.91	0.14/0.14	0.14/0.08
Zinc (mg)	−0.18/0.04	−0.24/0.01	−0.12/0.21	0.75/0.45	0.10/0.29
Selenium (µg)	0.08/0.41	0.08/0.40	−0.19/0.04	−0.00/0.93	−0.12/0.21

CDAI: clinical disease activity index; SDAI: simple disease activity index; SII: systemic immune-inflammation index; HGS: hand grip strength; PAL: physical activity level; MUFAs: monounsaturated fatty acids; PUFAs: polyunsaturated fatty acids; Vit: vitamin; g: gram; mg: milligram; µg: microgram; kcal: kilo calories; r: correlation coefficient; p < 0.05 statistically significant.