PubMed Central, : RMMJ Rambam Maimonides Medical Journal Rambam Health Care Campus 2023 January; 14(1): e0003. ISSN: 2076-9172Published online 2023 January 29. doi: 10.5041/RMMJ.10490.

Table 2.

Differences Between Fasting and Non-fasting Hereditary Coproporphyria (HCP) and Variegate Porphyria (VP) Patients.

Parameter	Fasting Patients (n=30)	Non-fasting Patients (n=31)	P Value
Age (mean±SD)	50.7±17.5	43.6±17.1	0.7
Female (n, %)	15 (44.1%)	15 (48%)	0.89
Smokers (n, %)	10 (33%)	15 (48%)	0.23
Alcohol use >1 drink/week (n, %)	1 (3.3%)	3 (9.7%)	0.32
HCP patients, n=21 (n, %)	13 (57.5%)	8 (25.8%)	0.15
VP patients, n=40 (n, %)	17 (42.5%)	23 (74.2%)
Previously had acute porphyria symptoms (n, %)	17 (56.6%)	26 (83.8%)	0.19
Previously visited ED due to porphyria (n, %)	10 (33%)	13 (41.9%)	0.48
Previously received heme treatment (n, %)	2 (6.6%)	3 (9.7%)	0.66
ED visits for porphyria symptoms within 1 week after fast (n visits/patient years)	1/383 (0.26%)	1/383 (0.26%)	1.0
ED visits for porphyria symptoms within 1 month after fast (n visits/patient years)	3/383 (0.78%)	8/383 (2.1%)	0.12

ED, emergency department.

RMMJ Rambam Maimonides Medical Journal Rambam Health Care Campus 2023 January; 14(1): e0003. ISSN: 2076-9172

Published online 2023 January 29. doi: 10.5041/RMMJ.10490