A chhunga awmte lam kal rawh

Thil Hman Chakna Endikna (Symbol–Digit Inzawmna)

Key-ah chuan symbol-te chu digit-te nen a inzawm. Symbol tin digit chu ziak la, hun chhung theih ang tawkin ti rawh. A man lo va, ziak lut ngai a awm lo.

Helibrain pawl ziakRobert(English), biophysics zirna PhD zirlaia awmten enfiah tawh a chhuahA hnuhnunga enfiah ni

He endikna hian eng nge a teh

Symbol–digit hna-te hi thil hman chakna tehna atana hman lar berte zinga mi a ni: i hmuh thil chu eng tianga rangin nge i hriat thiam, key nen eng tianga rangin nge i khaikhin leh chhanna i pek. He endikna ang chi pakhat chungchanga ziahna zau tak chuan Symbol Digit Modalities Test chu rin tlak leh multiple sclerosis enkawlna zirnaah hman tlak khawpa hriat chhuah thiamna nei a ni tih a hmuchhuak 1.

He pe-ah hian chumi chi ang kan infiamna kan siam a, kan symbol ngei kan hmang. Chumi endikna chu a ni lo, chumi endikna tehna dan pawh a nei lo, i damdawi chungchang eng mah a hrilh thei lo.

Endikna chu engtin nge a kal

  • Chungah key a awm a, symbol 9 chu digit 1 atanga 9 nen a inzawm. I run tinah key chu a danglam.
  • Symbol pakhat zel a lang. Number pad-a a digit chu hmet rawh emaw, key chu hmet rawh; symbol dang chu a rangin a rawn lang. Chhanna dik lo pawh chhiar tel a ni.
  • Feedback nen practice symbol 6 a hmasa ber (skip theih a ni), chutah second 90 a awm. Endikna hi hun chhunga kal a nih avangin pe atanga chhuah chuan run a tawp.

I score chhiar dan

I score chu hun chhunga symbol dik tak i inzawm zat a ni. Symbol khatah i hman average hun leh dik lo i chhut zat pawh kan lantir; rang zawka tih chuan dikna a tlahniam fo. Run hmasa lamah chuan key tam zawk i hre reng ang a, i rang zawk bawk ang, chuvangin score-te a nghet hnuah i run ngei nen khaikhin rawh. Key nei lo speed test duhin reaction time test en rawh.

Man pek ngai lo rilru endikna 43 zawng zawng en rawh

Nitin hei hi tih zir duh em? Helibrain app (tunah chuan English tawngin chauh) -ah man pek ngai lo plan leh man pek plan a awm.

He phek hi hnâr anga târ lang rawh: Thil Hman Chakna Endikna (Symbol–Digit Inzawmna). Helibrain. 2026. https://helibrain.com/lus/symbol-digit-test. CC BY 4.0.

Zawhna tlanglawnte

How this test works

This test measures processing speed: how quickly you can look, compare and answer. A key at the top pairs 9 symbols with the digits 1 to 9, and the pairs change in every run. One symbol appears at a time, and you enter its digit as fast as you can. After 6 practice symbols you have 90 seconds. Your score is the number of symbols you matched correctly. Symbol and digit coding tasks have been part of psychology tests for decades.

Version 1 · Cite this test:

Helibrain (2026). Processing speed test, v1. https://helibrain.com/symbol-digit-test/methods

Full method →

Hnukma

  1. Benedict RHB, DeLuca J, Phillips G, LaRocca N, Hudson LD, Rudick R; Multiple Sclerosis Outcome Assessments Consortium (2017). Validity of the Symbol Digit Modalities Test as a cognition performance outcome measure for multiple sclerosis. Multiple Sclerosis Journal 23(5):721–733.

He laman thuziak hi engtin nge siam a nih: chunglam zirna te atangin Helibrain pawl-in a ziak a, Robert(English) (biophysics zirna PhD zirlaia awm) chuan 11/3/2026-ah a enfiah. Hnar thute a thlak a nih chuan kan tidanglam thin.