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Table 7 Baseline demographic and hearing characteristics for participants in the four appointment groups.

From: Hearing aid effectiveness after aural rehabilitation - individual versus group (HEARING) trial: RCT design and baseline characteristics

Characteristic

I-I

(n = 164)

G-I

(n = 160)

I-G

(n = 159)

G-G

(n = 161)

p-value

Gender

(% male)

98.2

100.0

98.1

97.5

0.30

Age (mean years ± SD)

65.2 ± 10.5

65.4 ± 11.6

66.2 ± 10.6

65.3 ± 11.5

0.84

Right-ear HF PTA (dB HL ± SD)

48.8 ± 14.6

50.0 ± 15.8

48.4 ± 14.5

48.9 ± 14.2

0.80

Left-ear HF PTA (dB HL ± SD)

53.0 ± 15.1

51.8 ± 14.4

53.1 ± 15.0

50.9 ± 13.4

0.48

Right-ear word recognition (mean % correct ± SD)

88.7 ± 13.4

87.3 ± 13.8

90.2 ± 11.0

88.1 ± 14.1

0.80

Left-ear word recognition

(mean % correct ± SD)

87.5 ± 14.5

86.6 ± 12.3

86.8 ± 13.6

87.1 ± 13.9

0.48

Unilateral loss (%)

2.4

1.3

2.5

1.9

0.84

Right-ear SNHL (%)

95.7

96.3

93.0

94.4

0.74

Left-ear SNHL (%)

96.9

96.9

94.9

95.0

0.63

  1. HF PTA = high-frequency pure-tone average (average of thresholds at 1000, 2000, 3000, and 4000 Hz), SD = standard deviation, SNHL = sensorineural hearing loss