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. 2009 Mar 27;4(3):e5026. doi: 10.1371/journal.pone.0005026

Table 1. Sociodemographic data, sleep quality, EMF-complaint score, and tinnitus duration and severity of electromagnetic hypersensitive patients and controls.

Group EHS (N = 69) Controls (N = 80) Differences
Mean SD Mean SD P-Value
Age [years] 50.4 ±10.6 49.9 ±10.6 0.81
Proportion females 56.5% 66.3%
Mean SD Mean SD
Body mass index 25.0 ±4.2 25.2 ±4.0 0.75
Subjective sleep quality (PSQI) 9.1 ±3.1 6.4 ±2.1 <0.0001
EMF complaint score 46.3 ±21.4 13.7 ±12.4 <0.001
Subjects with tinnitus 35 14 <0.0001
Tinnitus Duration [months] * 121.94 ±124.43 107.36 ±82.486 0.69
THI * 35.059 ±23.87 22.923 ±18.773 0.11
*

: mean and standard deviation refer only to subjects with tinnitus