cochlear_unknown,mixed_cochlear_age_fixation,poss_central,mixed_cochlear_age_otitis_media,mixed_poss_noise_om,cochlear_age,normal_ear,cochlear_poss_noise,cochlear_age_and_noise,acoustic_neuroma,mixed_cochlear_unk_ser_om,conductive_discontinuity,retrocochlear_unknown,conductive_fixation,bells_palsy,cochlear_noise_and_heredity,mixed_cochlear_unk_fixation,otitis_media,possible_menieres,possible_brainstem_disorder,cochlear_age_plus_poss_menieres,mixed_cochlear_age_s_om,mixed_cochlear_unk_discontinuity,mixed_poss_central_om.

age_gt_60:		  f, t.
air():		  mild,moderate,severe,normal,profound.
airBoneGap:		  f, t.
ar_c():		  normal,elevated,absent.
ar_u():		  normal,absent,elevated.
bone():		  mild,moderate,normal,unmeasured.
boneAbnormal:	  f, t.
bser():		  normal,degraded.
history_buzzing:	  f, t.
history_dizziness:	  f, t.
history_fluctuating:	  f, t.
history_fullness:	  f, t.
history_heredity:	  f, t.
history_nausea:	  f, t.
history_noise:	  f, t.
history_recruitment:	  f, t.
history_ringing:	  f, t.
history_roaring:	  f, t.
history_vomiting:	  f, t.
late_wave_poor:	  f, t.
m_at_2k:		  f, t.
m_cond_lt_1k:	  f, t.
m_gt_1k:		  f, t.
m_m_gt_2k:		  f, t.
m_m_sn:		  f, t.
m_m_sn_gt_1k:	  f, t.
m_m_sn_gt_2k:	  f, t.
m_m_sn_gt_500:	  f, t.
m_p_sn_gt_2k:	  f, t.
m_s_gt_500:		  f, t.
m_s_sn:		  f, t.
m_s_sn_gt_1k:	  f, t.
m_s_sn_gt_2k:	  f, t.
m_s_sn_gt_3k:	  f, t.
m_s_sn_gt_4k:	  f, t.
m_sn_2_3k:		  f, t.
m_sn_gt_1k:		  f, t.
m_sn_gt_2k:		  f, t.
m_sn_gt_3k:		  f, t.
m_sn_gt_4k:		  f, t.
m_sn_gt_500:		  f, t.
m_sn_gt_6k:		  f, t.
m_sn_lt_1k:		  f, t. 
m_sn_lt_2k:		  f, t.
m_sn_lt_3k:		  f, t.
middle_wave_poor:	  f, t.
mod_gt_4k:		  f, t.
mod_mixed:		  f, t.
mod_s_mixed:		  f, t.
mod_s_sn_gt_500:	  f, t.
mod_sn:		  f, t.
mod_sn_gt_1k:	  f, t.
mod_sn_gt_2k:	  f, t.
mod_sn_gt_3k:	  f, t.
mod_sn_gt_4k:	  f, t.
mod_sn_gt_500:	  f, t.
notch_4k:		  f, t.
notch_at_4k:		  f, t.
o_ar_c():		  normal,elevated,absent.
o_ar_u():		  normal,absent,elevated.
s_sn_gt_1k:		  f, t.
s_sn_gt_2k:		  f, t.
s_sn_gt_4k:		  f, t.
speech():		  normal,good,very_good,very_poor,poor,unmeasured.
static_normal:	  f, t.
tymp():		  a,as,b,ad,c.
viith_nerve_signs:  f, t.
wave_V_delayed:	  f, t.
waveform_ItoV_prolonged:  f, t.
identifier: ignore.